| 1 (55) | National Center for Atmospheric Research | USA |  |
| 2 (83) | National Aeronautics and Space Administration * | USA | |
| 3 (85) | United States Department of Agriculture | USA | |
| 4 (97) | Lawrence Berkeley National Laboratory * | USA | |
| 5 (146) | United States Geological Survey | USA | |
| 6 (175) | World Bank United States | USA | |
| 7 (189) | NASA Goddard Space Flight Center | USA | |
| 8 (276) | Oak Ridge National Laboratory | USA | |
| 9 (306) | US Environmental Protection Agency | USA | |
| 10 (475) | Environment Canada | CAN | |
| 11 (521) | National Oceanic and Atmospheric Administration | USA | |
| 12 (731) | Pacific Northwest National Laboratory | USA | |
| 13 (1167) | Natural Resources Canada | CAN | |
| 14 (1296) | Argonne National Laboratory | USA | |
| 15 (1335) | U.S. Army * | USA | |
| 16 (1408) | United States Fish and Wildlife Service | USA | |
| 17 (1600) | U.S. Air Force | USA | |
| 18 (1672) | Inter-American Development Bank | USA | |
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