9.7(top 2%)
impact factor
71.1K(top 0.1%)
papers
2.2M(top 0.1%)
citations
354(top 1%)
h-index
9.9(top 2%)
extended IF
73.9K
all documents
2.4M
doc citations
507(top 1%)
g-index

Top Institutions (by citations)

#InstitutionArticlesCitationsR ARankR CRank
1Chinese Academy of Sciences3,461144,562412
2Tsinghua University64232,3301217
3Beijing Normal University64029,93811
4Peking University62629,5581013
5Nanjing University49825,559910
6Zhejiang University62823,876816
7National Center for Scientific Research67523,2644759
8University of California51622,605236362
9Wageningen University & Research32120,41539
10Hong Kong Polytechnic University24618,92085
11Sun Yat-sen University44415,912410
12University of Chinese Academy of Sciences42115,462910
13Aarhus University37715,3581019
14Shandong University32515,177147
15University of Queensland30714,7131824
16Tongji University36514,52778
17University of Aveiro26513,70021
18University of Florida24413,6765546
19China Agricultural University33612,375610
20Fudan University27012,0652528
21East China Normal University24311,90445
22National Taiwan University21011,5482825
23Hunan University13911,5302915
24Nankai University24111,3391614
25Lanzhou University24311,04656
26China University of Geosciences29010,963128
27University of Birmingham15310,8656033
28Tianjin University28710,8612319
29University of Technology Sydney17310,82053
30University of Barcelona23410,8191730
31Swedish University of Agricultural Sciences22310,418814
32Jinan University32210,36012
33European Commission15510,24236
34Lancaster University16110,10988
35Hohai University29710,05461
36Chinese Academy of Agricultural Sciences2799,9801012
37Stockholm University1729,9373232
38Imperial College London1729,90094107
39Ghent University2289,8711527
40Wuhan University2259,8663123
41Shanghai Jiao Tong University2199,7885242
42Harbin Institute of Technology2599,4554237
43University of Alberta2269,1944357
44Zhejiang University of Technology2139,16332
45United States Geological Survey1219,0711311
46University of Valencia1398,9102117
47University of Michigan1718,666199251
48United States Environmental Protection Agency1768,64146
49University of Antwerp1808,595815
50Aristotle University of Thessaloniki1688,499115
51Hokkaido University1208,47412332
52University of Exeter1288,0812222
53University of Granada1767,957107
54University of Milan1777,8593044
55(former) Institut National de Recherche pour l'Agriculture, l'Alimentation et l'Environnement1827,8422237
56Seoul National University2117,5284849
57Technical University of Denmark1797,4652554
58Chongqing University1807,4102113
59University of Girona1617,39711
60University of Lisbon1747,27665
60Central South University1417,2766530
62Macquarie University977,2751715
63ETH Zürich1467,2595878
64Queensland University of Technology1277,202109
65North China Electric Power University1047,0353010
66South China University of Technology1917,0183142
67University of Porto1356,98064
68National University of Singapore1626,9295887
69University of Helsinki1996,8893868
70Xiamen University2126,8511629
71University of Reading1236,8282323
72University of São Paulo2076,76810258
73University of New South Wales1796,7644177
74University of Newcastle1186,7452315
75Korea University1216,7375229
76Nanjing Agricultural University1906,731713
77Ocean University of China2396,72775
78Norwegian University of Science and Technology1336,5401715
79Cranfield University1426,52345
80University of Hong Kong1456,4922955
81University of Copenhagen1846,42763113
82Michigan State University1146,35510999
83University of Gothenburg1026,3447270
84Griffith University1646,259417
85University of Toronto1256,235354341
86University of Adelaide1336,1653346
87Arizona State University1306,1574570
88University of Leeds1196,1307479
89Hanyang University956,0997628
90City University of Hong Kong1146,0624652
91Umeå University1315,7412234
92University of Coimbra1215,720126
93University of Western Australia1155,6904049
94South China Agricultural University1355,64186
95University of Santiago de Compostela1225,55435
96Utrecht University1435,52951118
97Guangdong University of Technology1635,45189
98University of Plymouth1455,424110
99Nanjing University of Information Science and Technology1605,39893
100University of Oxford1205,361248361
101Eawag845,35144
102University of Tehran865,3124215
103McGill University1395,310104203
104University of Waterloo1585,3052568
105University of South Australia945,27799
106Autonomous University of Barcelona1095,2032736
107Carleton University865,1682010
108British Geological Survey965,10683
109Huazhong Agricultural University1585,1051223
110Technical University of Munich1195,07473110
111University of Science and Technology of China1165,06911189
112Xi'an University of Architecture and Technology765,04551
113RWTH Aachen University1015,0325847
113Karlsruhe Institute of Technology1185,0327464
115National Institute for Environmental Studies1425,001610
116Colorado State University1174,9776176
117Cornell University864,974235274
118University of Arizona944,956155150
119University of Melbourne1204,954150203
120Hong Kong University of Science and Technology884,9445057
120Louisiana State University844,9445828
122University of Southampton1084,9297789
123University of Saskatchewan1424,9162124
124University of Ferrara434,9124111
125University of Vienna974,9055958
126University of Guelph1204,8954252
127University of Massachusetts1274,8754366
128University of Salerno484,865596
129University of Sydney1044,849189188
130University of Ljubljana774,8124412
131Nanjing Normal University1544,80427
132Beijing Institute of Technology714,79313137
133Hunan Agricultural University754,76242
134Sichuan University1504,7465559
135University of Edinburgh994,696152195
136National and Kapodistrian University of Athens974,6655733
137Lund University1254,650104149
138Vrije Universiteit Amsterdam884,6374175
139University of Wollongong424,6089024
140Nanyang Technological University744,594177127
141Dalian University of Technology1374,5895957
142Guangzhou University1024,56563
143Huazhong University of Science and Technology1544,5557386
144University of British Columbia1254,543162317
145University of Ottawa964,5397267
146National Cheng Kung University904,5247029
147Southeast University1264,4696764
148University of Aberdeen1074,4573655
149Chinese University of Hong Kong1214,4444997
150University of Palermo694,4212411
151University of Auckland804,4077357
152Geological Survey of Norway444,38831
153Masaryk University794,362157
154University College London934,353258321
155University of Minnesota1134,347278403
156Northeast Agricultural University1124,330106
157Norwegian Institute for Air Research524,29145
158Xi'an Jiaotong University1114,2779869
159Uppsala University1104,268112159
160Nanjing Forestry University1184,262157
161Royal Institute of Technology734,2527747
162Hong Kong Baptist University854,221813
163University of Bologna1344,2145289
164Katholieke Universiteit Leuven964,182107141
165University College Dublin1004,1502128
166Leiden University424,14615970
166Rutgers University984,14691145
168University of Wisconsin–Madison954,140346419
169Nicholas School of the Environment534,13159
170Duy Tan University414,108154
171Beijing Forestry University1344,0941010
172University of Cyprus234,082277
173University of Naples Federico II924,0815849
174Ton Duc Thang University464,076225
175University of Delaware804,0416273
176University of Agriculture654,036177
177University of Sheffield744,012158145
178Oregon State University1114,00263103
179James Hutton Institute923,99612
180China University of Petroleum723,9568533
181University of Florence1003,9485359
182Universidade do Porto663,9361815
183University of Almería493,928144
184University of Padua1193,91971103
185China University of Mining and Technology883,9055113
186University of Turin1243,9033987
186Curtin University773,9035044
188National Technical University of Athens573,8494014
189Indian Institutes of Technology643,83425792
190Bangor University793,82489
191Jožef Stefan Institute793,801156
192Ehime University803,795147
193Shanghai University883,7635128
194University of Manchester983,748167223
195Trent University913,72923
196Shaanxi Normal University523,725397
197University of Nottingham743,724143127
197Polish Academy of Sciences1463,7246965
199Chinese Academy of Meteorological Sciences753,723158
200RMIT University893,7071317
201Newcastle University773,7048189
202Yonsei University643,67223788
203University of Geneva693,6668096
204Shenzhen University993,6493629
205National Autonomous University of Mexico863,6369540
206Norwegian University of Life Sciences973,633913
207University of Toulouse873,6291923
208University of Washington973,609425636
209University of Bonn463,59420597
210Complutense University of Madrid863,5756354
211Chang'an University573,574121
212University of North Carolina at Chapel Hill713,565151201
213University of Nevada, Reno903,5462029
214Southwest University1083,5432019
215Purdue University773,541248233
216University of Seville973,5262324
217University of Tübingen603,519153128
218Czech University of Life Sciences Prague773,50551
219University of Oslo813,501113136
220University of Tokyo1103,496472435
221University of Georgia853,490123152
222University of Belgrade923,4844220
223Duke University933,482106234
224Federal University of Rio de Janeiro773,4748230
225University of Bayreuth853,4722942
226Pennsylvania State University863,469231330
227University of Koblenz - Landau723,44821
227University of Duisburg-Essen853,4481936
229Sejong University653,4261811
229Cardiff University643,4268793
231Monash University1173,42196195
232University of Bern753,411101137
233University of Ioannina743,40689
234Universidade de Santiago de Compostela1133,39626
235University of Sharjah363,35682
236Chalmers University of Technology683,3558462
236Catholic University of Portugal153,355313
238Jiangsu University613,3147933
239Stanford University563,313570627
240Technical University of Madrid733,2852012
241Université de Montréal763,284127159
242Ohio State University893,281243365
243University of Pisa643,27710774
244Université du Québec à Montréal833,271711
245University of Cincinnati763,2656099
246University of East Anglia743,2534165
247Beijing University of Technology1113,2482019
248University of Siena723,2432723
249Norwegian Polar Institute543,23482
250University of Basel493,22590100
251James Cook University453,2245035
252University of Liverpool653,212173145
253International Atomic Energy Agency603,20862
254Czech Academy of Sciences863,2067349
254Delft University of Technology943,20688125
256University of Nebraska–Lincoln593,1973937
257University of Calgary813,194135179
258South China Normal University833,1882215
259Columbia University743,183387485
259University of Surrey723,1834538
261King Abdulaziz University583,1667934
262Dartmouth College233,15714155
262University of South Bohemia in České Budějovice673,15733
264Institute for New Economic Thinking183,15475
265Ruđer Bošković Institute803,11697
266Kyoto University963,113361329
267University of Pavia613,0796853
268University of Wales213,04611217
269University of South Carolina533,02911590
270University of Bergen502,95911182
271Qingdao University582,9552721
272Tarbiat Modares University472,9495514
273University of Huelva582,94541
274University of Regina572,9431313
275University of York742,92770101
276University of Texas at El Paso532,91795
277University of Manitoba732,9109398
278Sichuan Agricultural University822,8822510
279Istituto Superiore di Sanità482,8734337
280University of Maryland1022,869157381
281Shanghai Ocean University692,86292
282Konkuk University422,8557419
283Macaulay Institute672,84243
284University of Cambridge562,832614599
285Agricultural Research Service802,8096275
286COMSATS University Islamabad502,7994813
287University of Gdańsk782,78296
288University of the Basque Country632,7752418
289Laval University842,76952108
290Luleå University of Technology522,762167
291University of Vigo1012,760210
292Lincoln University372,748126
293Hiroshima University472,73121158
293University of Colorado452,731286249
295North Carolina State University902,729118192
296University of Liège692,7274766
297Chinese Academy of Fishery Sciences592,719204
298Florida International University612,7101836
299Norwegian Institute for Water Research752,69913
300Massachusetts Institute of Technology302,689733534
300Southern University of Science and Technology1022,6891121
302State University of New York702,682119181
303Shiraz University292,680824
304Oak Ridge National Laboratory592,679158149
305Jiangnan University792,6785538
306University of Göttingen662,677102144
307Technical University of Crete462,66857
308Quaid-i-Azam University482,6634213
309University of Science and Technology Beijing732,6609470
310University of Bath272,64719464
311NOVA University Lisbon482,6443822
312Universiti Sains Malaysia612,6428360
313Academia Sinica672,63414088
314University of Cádiz832,61834
315University of Putra Malaysia402,6149230
316NOAA582,5946166
317Huaiyin Institute of Technology322,58752
318Ludwig Maximilian University of Munich492,564314279
319University of Oulu592,5634757
320University of Novi Sad462,562282
321East China University of Science and Technology842,5616166
322Polytechnic University of Milan662,5608269
323United States Government Publishing Office572,543510
324University of London392,538363213
325University of Perugia642,5314656
325Indian Institute of Technology Delhi382,5316210
327Foshan University502,51411
328University of Limoges182,512254
329University of Patras602,5042922
330National University of Ireland612,4861129
331French National Institute of Health and Medical Research242,471452188
332Pusan National University632,4698144
333Yunnan University702,467118
334University of Trento442,4624836
335University of Innsbruck642,4594256
336University of Brescia452,4584440
337Autonomous University of Madrid682,4455876
338University of Tsukuba582,42818890
339Islamic Azad University352,42055096
340King Saud University552,41114175
341University of Southern Queensland392,399109
342University of Twente442,39210287
343Pacific Northwest National Laboratory572,3796895
344Guangxi University742,3772514
345Fujian Normal University772,37644
346Ca' Foscari University of Venice822,37431
347Donghua University532,3736248
348Heidelberg University572,371290312
349Virginia Tech912,36986179
349Eastern Mediterranean University152,369203
351Kanazawa University352,36417852
351The Education University of Hong Kong252,364162
353University of Yamanashi182,35715111
354Zhengzhou University832,3525664
355Northeast Normal University712,3432731
356Technical University of Berlin502,3429677
357Hainan University562,340163
358University of Bristol502,334330355
359University of the Aegean502,33321
360University of Alcalá622,3171319
361University of Glasgow552,295244262
362Russian Academy of Sciences732,283502305
362Western Sydney University432,2834027
364Northeastern University682,272149167
365Sapienza University of Rome642,270156163
365Yangzhou University632,2703635
367Shandong Agricultural University662,2651718
368University of Illinois at Urbana–Champaign772,263111293
369Durham University672,23886122
370Stony Brook University372,234177174
370University of California, Davis702,23467160
372Henan Normal University612,2292117
373University of Amsterdam772,225163419
374Tulane University322,22310757
375University of Tennessee452,220238191
376University of Tartu532,2122438
377Marche Polytechnic University522,2112321
378Rothamsted Research552,2063360
379National Marine Fisheries Service402,1944441
379Montclair State University152,194224
381University of Alaska Fairbanks552,1931733
382Sari Agricultural Sciences and Natural Resources University132,19151
383University of Windsor492,1841614
384University of Canterbury522,1823429
385Washington State University452,180168161
386University of Montpellier582,1782129
387Universitat Rovira i Virgili512,1711725
388Democritus University of Thrace522,16952
389Yale University572,168291485
390University of Connecticut582,165127194
391University of Dhaka332,164223
392ComUE Paris-Saclay University822,1504567
393Jawaharlal Nehru University362,1353210
394Indian Institute of Technology Kharagpur442,131217
395Deakin University502,1237082
396Geological Survey of Canada232,1125629
397Shanxi University652,1081916
398Tohoku University632,098380276
399University of Zagreb632,0935125
400University of Oklahoma582,08169112
400United States Forest Service562,0815373
402University of Campinas332,07628160
403Shantou University462,07461
404Queen's University Belfast552,0725790
404University of Bari532,0724253
406University of Leicester342,069208163
407Xi'an University of Technology552,06733
408University of Hohenheim522,0652842
409Université catholique de Louvain372,064166158
410Chengdu University of Technology432,062244
411University of Trieste532,0493849
412University of New Hampshire482,0474169
412University of Trás-os-Montes and Alto Douro482,04711
414Royal Military College of Canada422,04434
415University of Messina392,0428638
416Centers for Disease Control and Prevention372,0284760
417University of Catania442,02210556
418National Institute of Environmental Research582,01711
419University of Concepción622,0101917
419Fujian Agriculture and Forestry University612,0101814
421National Institute of Standards and Technology402,009186150
422University of Hamburg402,006172137
423Georgia Institute of Technology681,999173325
424University of Oviedo571,9944341
425Qatar University561,9871617
426National Central University411,9847742
427Australian National University551,981234274
428Hungarian Academy of Sciences321,978231102
429Université de Lyon441,9763243
430University of Alicante751,9691832
431University of Bordeaux641,9582042
432TU Dresden481,956113114
433Nanjing University of Science and Technology501,95410664
434Estonian University of Life Sciences431,94949
434Capital Medical University571,94910463
434Zhejiang Academy of Agricultural Sciences491,94963
437Freie Universität Berlin271,941259129
438University of Graz251,91711856
439Jilin University791,913161153
440Nagoya University451,903381202
441Université du Québec291,8981815
442Shaoxing University171,887212
443University of Eastern Finland661,884824
444University of Tasmania491,8818084
445Claude Bernard University Lyon 1591,8782959
446University of Hull261,86512043
447King's College London371,864370345
447Auburn University571,8647787
449University of Minho571,8593747
450University of Texas at Austin521,855591785
450United Nations University131,85563
452Dalhousie University481,851136160
453Wuhan University of Technology491,8429485
454Humboldt University of Berlin301,841259161
454Texas Tech University481,8416167
456Università Cattolica del Sacro Cuore521,8293956
457Bedford Institute of Oceanography131,8285019
458University at Albany501,821825
459University of Alabama401,817127147
459National Chung Hsing University501,8174736
461Southern Illinois University Carbondale241,79611436
462University of South Florida451,795140186
463University of Missouri481,791215251
464Government College University131,7801087
465Tokyo University of Agriculture and Technology411,7688940
466Jagiellonian University611,7617762
466University of Stirling461,7612943
468Technion – Israel Institute of Technology341,759192152
469University of Málaga411,7533924
470Asian Institute of Technology371,74976
471Natural History Museum351,74610084
472University of Southern California521,734389609
472Ministry of Health431,73410966
474Xi'an University of Science and Technology291,73081
475Queen Mary University of London271,72610560
476Universidad de Castilla la Mancha531,72579
477University of Lorraine601,7231322
478National Institute of Occupational Health271,7202014
479Inha University351,71610557
480University of Dundee301,710136149
481Xinjiang University311,705325
482University of Parma391,6984853
483Southern Cross University521,697212
484James I University251,69533
485University of Murcia511,6914340
486University of Agriculture Faisalabad201,690146
487University of Victoria331,68612190
488Helmholtz Zentrum München491,6741843
489Instituto Superior de Engenharia do Porto151,67381
490University of Algarve461,6671414
491Shandong Normal University441,6663524
492Aix-Marseille University541,6644388
493Charles University561,663116104
494University of Extremadura581,6591928
495China Medical University551,6586153
496University of Hawaii at Manoa461,6564357
497Aston University151,64714554
498Jiangsu Academy of Agricultural Sciences441,63984
499Universidade Federal Fluminense331,6389412
500Radboud University Nijmegen581,63487238
501University of Notre Dame171,633412173
502Iowa State University421,632291308
503University of Thessaly431,629169
504Beijing University of Chemical Technology431,626122105
504Universidade Federal de Goiás341,6264712
506Taipei Medical University441,6194328
507Southwest Jiaotong University321,61714154
508Harvard University431,607480806
509Gdańsk University of Technology701,6061515
510Sungkyunkwan University401,601313195
511Henan University541,5973229
511Kunming University of Science and Technology471,5975220
513University of Shanghai for Science and Technology501,5963017
514Addis Ababa University191,5916820
515Kyungpook National University381,58914769
516Hangzhou Normal University441,5881517
517Polytechnic Institute of Porto141,58271
518Mykolas Romeris University371,57821
519University of Buenos Aires391,57011680
520University of Salzburg261,5683431
521University of Toronto Scarborough301,56744
522University of Iowa491,564333476
523University of Modena and Reggio Emilia341,5578475
524University of Jaén311,5563119
525Suzhou University of Science and Technology601,55114
526University of Malaya371,550153101
526Universitat Politècnica de Catalunya471,5504947
528Jiangxi Agricultural University271,548155
529Flinders University461,5385569
530Hanoi University of Science101,53631
531Natural Resources Canada351,5352430
531Clemson University451,53578111
533University College Cork331,5308094
534Central South University of Forestry and Technology281,529134
535Universidade Federal do Paraná561,5277429
535Anhui Medical University581,5271313
537University of Iceland291,5244749
537University of Lleida541,52428
539University of Tabriz241,52310338
540University of Northern British Columbia231,52143
541Woods Hole Oceanographic Institution251,5127986
542Florida State University271,507341264
543Spanish National Research Council441,5043591
544NUI Galway451,502917
545Universidade Federal de Santa Catarina521,49810347
546University of Brighton191,4963811
547Federal University of Rio Grande do Sul421,49518986
548National Scientific and Technical Research Council501,4851926
549Jadavpur University211,48420639
550Guangdong University of Foreign Studies61,483631
551Université libre de Bruxelles411,478132208
552McMaster University541,469300502
553National Institute of Environmental Health Sciences341,46881116
554University of Rostock371,4677070
555University of Southern Denmark341,466107117
556Memorial University of Newfoundland401,4656578
557University of Insubria471,4631933
558Karolinska Institute331,462676636
558King Juan Carlos University401,4621921
560Chulalongkorn University321,46012855
560University of Montana301,4605174
560Università degli Studi di Milano Bicocca371,4601931
563Northeast Forestry University431,4533727
564Federal University of Viçosa561,4445829
565Vrije Universiteit Brussel411,44268112
566Ningbo University561,4413124
567New Mexico State University211,44010956
568University of International Business and Economics91,432594
569University of Kentucky521,431168321
570Örebro University401,4301215
571National Institute of Public Health451,4292639
572National Observatory of Athens251,4272212
573Korea University of Science and Technology391,418172109
574University of Genoa481,416117154
575University of Zimbabwe201,414377
576National University of Malaysia351,4126737
577University of Zurich361,410381494
578University of Lausanne371,409112217
579University of Otago391,400142211
580University of Bremen471,3955482
581University of Seoul181,3945318
581Zhejiang Gongshang University431,394148
583Istanbul Technical University341,3878158
584Catholic University of the North301,386226
585University of Campania "Luigi Vanvitelli"141,38521762
586Sultan Qaboos University191,3824513
587University of Évora331,38165
588Linköping University341,378154163
589Federal University of Minas Gerais531,37710779
590National Institute of Chemical Physics and Biophysics61,376124
591Ben-Gurion University of the Negev521,36468125
592Middlesex University351,362119
593Kyung Hee University361,360170124
593Delaware State University41,360632
595Bhabha Atomic Research Centre491,35910370
595Hungarian University of Agriculture and Life Sciences221,359283
597University of Zaragoza491,3555297
598Sorbonne University501,3543863
599University of Chemistry and Technology291,353149
600University of Tromsø – The Arctic University of Norway371,3516588
601University of Strathclyde201,346327148
602University of Wuppertal141,3449431
602Shenyang Agricultural University371,344156
604Johannes Gutenberg University Mainz151,342361161
605Guangdong University of Petrochemical Technology261,33832
606Utah State University391,33276109
607University of Cape Town381,331197205
607Tianjin Chengjian University291,33122
609Heriot-Watt University231,32511760
610Federal University of Espírito Santo491,316206
611University of Cantabria361,31496
612City University of New York271,313161159
613University of New England301,3114246
613Anhui Agricultural University441,311119
615National Polytechnic Institute331,3056817
615Northwest University251,30512248
617Bureau de Recherches Géologiques et Minières431,30468
617Pontifical Catholic University of Peru221,304241
619University of Stuttgart271,302260169
619Tehran University of Medical Sciences231,30243597
621University of Portsmouth271,3004841
622Hasselt University261,2993437
622Nanchang University321,2999156
622Southern Medical University381,2999678
625National Institute of Technology251,29831391
626Kansas State University351,293180186
626Chengdu University of Information Technology311,293131
628Qingdao Agricultural University471,2881016
629University of Jyväskylä411,2847080
629University of Kassel161,2848933
631Universidad de Las Palmas de Gran Canaria451,28336
632Capital Normal University311,2814116
633Federal University of Rio Grande261,277244
634Palacký University Olomouc161,27612134
634Università degli Studi di Cassino291,27623
636University of Salento221,2737432
636Centro Universitário La Salle161,27311
638University of Crete401,2723567
639Athlone Institute of Technology141,26911
640Colorado School of Mines421,2684977
640King Fahd University of Petroleum and Minerals191,26811539
642University of A Coruña451,2641220
642Bharathiar University131,26410512
644University of Sassari361,2601624
644University of León381,2602518
646Manaaki Whenua – Landcare Research391,2591239
647National Tsing Hua University261,256284164
648Zhejiang Normal University361,2535039
649Concordia University231,247163117
650Medical University of Vienna231,245384262
651French National Institute for Industrial Environment and Risks311,23613
652University of Valladolid481,2352632
653Bournemouth University141,2336016
654Beihang University421,232260204
654University of Peshawar181,232346
656Zhongnan University of Economics and Law201,225185
657Guilin University of Electronic Technology151,2218110
658Pontifical Catholic University of Chile401,2186373
659Nagasaki University321,2159050
659Tuscia University301,2152233
661Indian Institute of Technology Gandhinagar121,208121
662IHE Delft Institute for Water Education191,2041411
663Baylor University361,2024158
664Hamburg University of Technology111,20110528
664University of Jinan371,2015437
666Universidad San Ignacio de Loyola141,20061
667Kangwon National University241,19912448
667Shandong University of Science and Technology341,1997945
669Monterrey Institute of Technology and Higher Education171,1945813
670Pierre and Marie Curie University161,190382249
671Kyonggi University251,187166
672Clarkson University271,1825647
672Guilin University of Technology351,182207
674Guizhou University371,1813211
675Goethe University Frankfurt321,179167220
675Southwestern University of Finance and Economics201,1793614
677Dokuz Eylül University201,1787123
678Maria Curie-Skłodowska University331,1773515
679University of Wisconsin–Milwaukee291,1757590
680Banaras Hindu University271,17415580
680Escuela Superior Politécnica del Litoral51,174251
682University at Buffalo391,171253375
683Simon Fraser University281,169192204
684University of Giessen271,168226190
684University of KwaZulu-Natal341,16810557
686Jeju National University251,1654916
687National University of Córdoba341,1643831
688Shanghai Normal University321,1603534
688Flemish Institute for Technological Research211,16024
690Bioforsk81,15842
691Dickinson State University121,15521
692Emory University301,152472550
692Mississippi State University261,15213081
694University of Freiburg301,151264308
695University of Virginia311,150441578
696University of Groningen421,149360667
697University of Silesia in Katowice601,1452221
698Nanjing University of Aeronautics and Astronautics201,143332120
699University of Brasília261,14217332
700University of Warsaw441,140119102
701University of Central Florida331,139103147
702Swedish Museum of Natural History271,1383331
703Natural Environment Research Council181,1353034
704Acadia University311,12843
704Hollings Marine Laboratory191,12811
706University of Łódź351,1256713
706Chonbuk National University191,12516171
706National Institute of Radiological Sciences291,1254131
709European School of Political and Social Sciences41,120161
710San Diego State University261,119100133
711British Antarctic Survey181,1177357
712New Jersey Institute of Technology191,1159254
713Hefei University of Technology421,1076778
714University of Las Palmas de Gran Canaria281,10678
715Aalborg University391,10487130
716Dongguan University of Technology331,10099
717Chinese Academy of Geological Sciences311,0973835
718University of Ulsan71,09545868
718Lanzhou Jiaotong University251,095267
720University of Chile461,093108136
721Makerere University251,0895433
721Freiberg University of Mining and Technology101,08915714
723Paris Diderot University141,086229139
724Consiglio Nazionale delle Ricerche251,0848293
725Tottori University161,08318238
726University of California, Berkeley261,080379550
727American University of Beirut261,0776244
727Finnish Environment Institute281,077311
729Polytechnique Montréal321,0763344
729University of Warmia and Mazury in Olsztyn371,0764210
729Risø DTU National Laboratory for Sustainable Energy251,0762735
732University of Canberra251,0752416
733Guangdong Ocean University341,072114
734University of Miami381,069227421
735Lodz University of Technology101,06720619
736Leipzig University241,065320249
736Soonchunhyang University221,0653610
738Louisiana State University Agricultural Center121,0647220
738Indian Institute of Technology Kanpur261,0647856
740University of Castile-La Mancha381,0571318
741Erciyes University71,05634925
741Universidade Federal de São Carlos321,05612357
743Ohio University101,05527975
744Gorgan University141,0452212
745University of New Mexico121,044649302
746Ruhr University Bochum341,041229283
746Kumamoto University381,041103106
748University of the Sunshine Coast261,0401411
749University of Utah311,038567700
749Murdoch University311,0385674
751Adam Mickiewicz University in Poznań531,0333645
752University of Toulon371,03136
753University of Arkansas281,029133131
753Zhejiang Ocean University221,029238
755University of Turku391,028147261
755National Institute of Oceanography181,0283123
757University of South Africa191,0251316
758University of North Texas231,023132104
758Lappeenranta University of Technology241,0232524
760Miguel Hernández University of Elche311,0202829
761CSIRO Manufacturing71,019407
762Rhodes University261,0165524
763Kyoto Women's University151,01561
763École nationale des travaux publics de l'État401,01511
765Southwest University of Science and Technology351,0142826
766Yangtze University141,012788
767Beni-Suef University161,008488
768Universidade Federal do Ceará321,0059947
769University of Lancaster241,0043634
770Tongji Medical College601,00376177
771Renmin University of China261,0025944
772Tokyo Institute of Technology381,001446393
772Ulster University341,0013774
774Muséum national d'histoire naturelle329983357
775Manchester Metropolitan University249975751
776Brunel University1099424878
777West Virginia University4199392165
777Scottish Environment Protection Agency2199311
777Xi'an Jiaotong-Liverpool University2099346
780Hallym University229925824
781University of Johannesburg2299112039
781Universidad Politécnica de Cartagena309911613
783National Kaohsiung First University of Science and Technology349861210
783Universidad Autónoma Metropolitana49862976
785University of the West of Scotland109845715
786Kunsan National University21982205
786Universidade Federal de Santa Maria3298212345
786Zhongkai University of Agriculture and Engineering3398222
786Baoji University of Arts and Sciences5982451
790North Dakota State University239819580
791University of Essex2697784121
791Indian Institute of Tropical Meteorology299772216
793University of Franche-Comté259751731
794Free University1197315064
795Tel Aviv University32972598712
796Federal University of Lavras349685428
797University of Massachusetts Boston396741424
797National Sun Yat-sen University409676172
799Hebrew University of Jerusalem33965289469
800Helmholtz Centre for Environmental Research2996427
801Ewha Womans University309639382
802Henan Polytechnic University229616223
802National Taipei University of Technology219619847
804Beijing Technology and Business University509581011
804Jiangxi Normal University219585126
806National Chiao Tung University15955388162
807Trinity College Dublin4194964210
808University of La Frontera19947289
809Silesian University of Technology2494510230
810University of New Brunswick339424172
811Johns Hopkins University289398761.1K
812University of Pittsburgh349377961.1K
812Polytechnic University of Turin24937227155
812La Trobe University24937220192
815Nanjing Medical University3593697120
816University of Haifa319345098
817New York University109321.3K570
817Johns Hopkins Bloomberg School of Public Health29932204291
819Boston University34928315568
820Moscow State University39926370250
821King Abdullah University of Science and Technology4092372135
822University of Molise12921336
822Agricultural University of Athens259213932
824Austral University of Chile399181318
825Chonnam National University21913198127
826Coventry University219124725
827University of Sussex20910307322
828Royal Military College7908186
829Chungnam National University3190314899
829Alfred Wegener Institute for Polar and Marine Research1090311576
829Mahidol University19903309151
829Vassar College19034939
829Dalian Maritime University349033832
834Norwegian Institute of Public Health289023770
835Aalto University20901155121
835Université de Sherbrooke28901113160
837University of Massachusetts Amherst2990064138
838University of Colorado Boulder32898120295
838Polytechnic Institute of Beja1289821
840Durban University of Technology12897305
840Universidade Federal de Mato Grosso do Sul18897436
842Bahauddin Zakariya University118968218
843University of Kiel2389479142
844Jimei University17893246
845California Institute of Technology27889451640
845Health Canada7889279
845Hungkuang University13889206
848Northwestern Polytechnical University20888423207
849University of Mauritius48871074
850University of Chicago208851.1K1.0K
850Edith Cowan University288853451
850Liverpool John Moores University278856581
853Medical University of Gdańsk218837141
854University of Toledo218828493
855Miami University1088129991
856Hunan Normal University238806531
857Georgia Southern University108796816
858University of Rhode Island21877143137
859University of Houston28874255320
859Tianjin Agricultural University1887441
861Shenzhen Polytechnic4872701
862Central University of South Bihar887131
863China Pharmaceutical University22867135104
863Monash University Malaysia98674411
865Indian Institute of Technology Bombay2786612496
866Fuzhou University4186580103
867Swinburne University of Technology15864164114
868Federal University of Pernambuco2586315560
869Universiti Teknologi Petronas178618440
870Université de La Rochelle10858142
871Charles Darwin University218573944
872Tunghai University15856317
872Åbo Akademi University208566069
874Ryerson University258544150
875Tallinn University of Technology198524120
876Slovak Academy of Sciences2084921591
877Wuhan Institute of Technology268473425
878Bielefeld University20846206165
878Paul Scherrer Institute28846115127
880Carlos III Health Institute218458694
881California State University21842377251
882Peking Union Medical College31837296269
883Saint Louis University268355894
884Miyagi University of Education1583452
885Binghamton University983320880
885Tanta University1183321632
887University of Roehampton58301299
888University of Calcutta1682917248
888Hebei University of Technology1982912656
890Higher University of San Andrés1582822
891Rovira i Virgili University148271615
892Universiti Malaysia Terengganu25822149
893Northwest A&F University1681943
894Public Health England158127060
895University of Pretoria28810220172
895Shandong Jianzhu University3381097
897Middle East Technical University22808152110
898San José State University280786633
899South Central University for Nationalities13806416
900Princeton University21804664777
900Osaka City University38041.0K85
900Roskilde University148044322
903East Tennessee State University880315127
904Eötvös Loránd University2080015399
905Gaziantep University17971.1K17
906Jamia Millia Islamia779418536
907Tshwane University of Technology137925714
907Universidade Estadual Paulista30792248150
907Beibu Gulf University1379211
907Wenzhou Medical University187929550
911Shirshov Institute of Oceanology1791421
912Henan Agricultural University267903623
912Lanzhou University of Technology177909024
914Poznań University of Life Sciences357892621
915Northern Arizona University2978744100
916Panjab University297857271
916Inner Mongolia University227852117
918University of Ghana217845832
919Anhui Normal University277813737
919Texas State University177815526
919Lorestan University9781324
922Lawrence Berkeley National Laboratory33778174377
923AGH University of Science and Technology2877712664
923University of Maryland Center for Environmental Science28777840
923Shenyang University of Technology37772318
926New York State Department of Health197748394
927University of Neuchâtel207725288
927Swansea University26772129182
927Huaihai Institute of Technology9772425
927Akvaplan-niva1577233
927Korea Polar Research Institute3177269
932Beijing University of Civil Engineering and Architecture19771237
933University of Maine2976877129
934University of Isfahan476752624
934Catalan Institute for Water Research1876712
936Loughborough University23766246271
937Nanjing Tech University26765160131
938Anadolu University776416034
938Budapest University of Technology and Economics1876419178
940Taiyuan University of Technology2876310975
941University of Cagliari26761122148
942University of Udine1475812287
943University of Strasbourg25757107162
943National Radiological Protection Board5175738
945Ulsan National Institute of Science and Technology217563033
945Grenoble University - Grenoble Alpes University297563646
945Yokohama National University2275615867
945National Institute for Minamata Disease1175683
945Nguyen Tat Thanh University13756255
950University of the Witwatersrand26753247199
951Prefectural University of Kumamoto2375221
951Technische Universität Wien575226646
953AgResearch167503533
954University of the Philippines157483211
954ECNC-European Centre for Nature Conservation174821
956University of Bradford1774714197
957Saarland University22745223250
958Qingdao University of Science and Technology247449575
958Suleyman Demirel University674421027
960Sharif University of Technology16743318163
960Shihezi University277431815
960University of Tarapacá11743354
960University of Kalyani137436010
964Universidade Federal do Pará197429424
965National Ocean Service974154
965Stanford Woods Institute for the Environment11741912
967Finnish Forest Research Institute137392831
967United Arab Emirates University973918954
967Kwame Nkrumah University of Science and Technology137396415
970Abant Izzet Baysal University15738165
970National Health Research Institutes237383247
970Tianjin Normal University287382219
973University of Waikato267373678
973National Research Centre18737263105
975University of Greifswald1673610993
976Babeș-Bolyai University1373513841
977University of the Punjab237347736
978National Yang-Ming University24733135151
978Jahangirnagar University217332111
978Sri Krishnadevaraya University9733126
981Shandong University of Technology227314925
982Massey University28730109195
982Indian Institute of Technology Guwahati2173010067
984University of Potsdam22728116144
984Alexandria University2172818878
984Commonwealth Scientific and Industrial Research Organisation28728118240
987Thammasat University572621713
988Yanshan University1172527082
988Liaocheng University1472511441
990Central China Normal University1472414274
991Joseph Fourier University13722113148
991Universidad de Antioquia1472211434
993Aberystwyth University217216584
994Czech Hydrometeorological Institute2172025
995National Institute for Agro-Environmental Sciences147191818
996National Atomic Energy Commission187185018
997Dongbei University of Finance and Economics8717298
997Joint Global Change Research Institute137171120
999University of Hawaii11715422259
1000East Carolina University2271397115