972 | Environmental Systems Research Institute |  | 115 | 40 | 1289 | 3879 |
1531 | World Wildlife Fund |  | 1073 | 39 | 2538 | 3879 |
16 | Karlsruher Institüt für Technologie / Karlsruhe Institute of Technology |  | 15 | 38 | 24 | 35 |
217 | National Institute on Drug Abuse |  | 967 | 37 | 2538 | 380 |
1440 | Environmental Working Group |  | 92 | 36 | 2538 | 3879 |
5 | (1)Chinese Academy of Science CAS / 中国科学院 |  | 32 | 35 | 593 | 1 |
1425 | United Nations Framework Convention on Climate Change |  | 121 | 34 | 2538 | 3879 |
187 | Education Testing Service |  | 1007 | 33 | 362 | 1611 |
15 | Commonwealth Scientific and Industrial Research Organization |  | 20 | 32 | 16 | 27 |
3 | Centre National de la Recherche Scientifique CNRS |  | 23 | 31 | 93 | 2 |
51 | Rand Corporation |  | 276 | 30 | 109 | 353 |
64 | Japan Science & Technology Agency |  | 4 | 29 | 2538 | 58 |
22 | Fraunhofer Gesellschaft |  | 90 | 28 | 87 | 67 |
57 | National Bureau of Economic Research |  | 119 | 27 | 1700 | 181 |
11 | Lawrence Berkeley National Laboratory |  | 37 | 26 | 5 | 21 |
1373 | Goethe Institut |  | 109 | 25 | 2538 | 3879 |
91 | US National Science Foundation |  | 71 | 24 | 232 | 860 |
37 | European Space Agency |  | 28 | 23 | 219 | 303 |
84 | Centrum Voor Wiskunde en Informatica |  | 674 | 22 | 174 | 780 |
4 | Max Planck Gesellschaft |  | 45 | 21 | 3 | 4 |
32 | National Cancer Institute |  | 198 | 20 | 2117 | 45 |
205 | Brookings Institution |  | 241 | 19 | 771 | 2104 |
1229 | NOAA National Weather Service |  | 12 | 18 | 2538 | 3879 |
402 | American Heart Association |  | 175 | 17 | 2538 | 1975 |
1314 | Nobel Foundation |  | 742 | 16 | 2538 | 3879 |
7 | US Department of Veterans Affairs |  | 53 | 15 | 56 | 7 |
14 | National Institute of Standards and Technology |  | 42 | 14 | 21 | 83 |
79 | Food and Agriculture Organization of the United Nations |  | 10 | 13 | 341 | 1267 |
13 | US Geological Survey |  | 25 | 12 | 32 | 66 |
12 | Smithsonian Institution |  | 14 | 11 | 31 | 71 |
1093 | Mayo Clinic |  | 72 | 10 | 2538 | 3879 |
88 | Organisation for Economic Co-operation and Development |  | 125 | 9 | 410 | 1210 |
17 | US Environmental Protection Agency |  | 19 | 8 | 83 | 151 |
253 | United Nations Educational, Scientific and Cultural Organization |  | 11 | 7 | 987 | 3076 |
9 | National Oceanic and Atmospheric Administration |  | 30 | 6 | 22 | 68 |
724 | Library of Congress |  | 9 | 5 | 2394 | 3879 |
6 | Centers for Disease Control and Prevention |  | 73 | 4 | 28 | 42 |
2 | National Aeronautics and Space Administration |  | 7 | 3 | 19 | 18 |
1 | National Institutes of Health |  | 1 | 2 | 2 | 5 |
686 | World Wide Web Consortium |  | 34 | 1 | 2538 | 3879 |