| 1 (8) | National Oceanic and Atmospheric Administration | USA |  |
| 2 (10) | National Aeronautics and Space Administration * | USA | |
| 3 (16) | National Center for Atmospheric Research | USA | |
| 4 (25) | University of Colorado, Boulder * | USA |  |
| 5 (26) | NASA Goddard Space Flight Center | USA | |
| 6 (34) | California Institute of Technology * | USA | |
| 7 (39) | Jet Propulsion Laboratory | USA | |
| 8 (53) | Colorado State University, Fort Collins * | USA | |
| 9 (56) | Columbia University * | USA | |
| 10 (64) | Harvard University * | USA | |
| 11 (65) | University of Maryland, College Park * | USA | |
| 12 (66) | Massachusetts Institute of Technology * | USA | |
| 13 (68) | University of Washington * | USA | |
| 14 (82) | NASA Langley Research Center | USA | |
| 15 (90) | Pacific Northwest National Laboratory * | USA | |
| 16 (93) | University of Michigan, Ann Arbor * | USA | |
| 17 (102) | University of Wisconsin, Madison * | USA | |
| 18 (112) | US Environmental Protection Agency | USA | |
| 19 (115) | University of California, Los Angeles * | USA | |
| 20 (118) | Cornell University * | USA | |
| 21 (137) | Princeton University | USA | |
| 22 (138) | University of Oklahoma * | USA | |
| 23 (141) | Purdue University | USA | |
| 24 (146) | Stanford University * | USA | |
| 25 (154) | NASA Goddard Institute for Space Studies | USA | |
| 26 (158) | Pennsylvania State University * | USA | |
| 27 (162) | Lawrence Berkeley National Laboratory * | USA | |
| 28 (168) | Universities Space Research Association | USA |  |
| 29 (170) | University of California, Davis * | USA | |
| 30 (171) | United States Department of Agriculture | USA | |
| 31 (176) | University of California, Berkeley * | USA | |
| 32 (178) | University of Arizona * | USA | |
| 33 (184) | Texas A&M University, College Station * | USA | |
| 34 (185) | University Corporation for Atmospheric Research | USA | |
| 35 (186) | University of California, Irvine * | USA | |
| 36 (188) | University of Miami * | USA | |
| 37 (189) | University of Illinois at Urbana-Champaign * | USA | |
| 38 (198) | University of California, San Diego * | USA | |
| 39 (203) | United States Geological Survey | USA | |
| 40 (208) | University of Massachusetts, Amherst | USA | |
| 41 (217) | NASA Stennis Space Center | USA | |
| 42 (233) | NASA Ames Research Center | USA | |
| 43 (245) | University of Iowa * | USA | |
| 44 (255) | Woods Hole Oceanographic Institution | USA | |
| 45 (260) | Oak Ridge National Laboratory | USA | |
| 46 (266) | Smithsonian Institution * | USA | |
| 47 (267) | University of Texas, Austin | USA | |
| 48 (269) | Carnegie Mellon University * | USA | |
| 49 (270) | University of Southern California * | USA | |
| 50 (272) | Yale University * | USA | |
| 51 (274) | North Carolina State University | USA | |
| 52 (278) | University of Hawaii, Manoa * | USA | |
| 53 (286) | Georgia Institute of Technology * | USA | |
| 54 (290) | Science Systems and Applications Inc | USA |  |
| 55 (292) | University of Minnesota, Twin Cities * | USA | |
| 56 (296) | Washington University in Saint Louis * | USA | |
| 57 (298) | Mississippi State University | USA | |
| 58 (300) | University of Georgia | USA | |
| 59 (306) | West Virginia University * | USA | |
| 60 (309) | Arizona State University * | USA | |
| 61 (310) | Louisiana State University, Baton Rouge | USA | |
| 62 (313) | University of Kansas * | USA | |
| 63 (318) | NASA Marshall Space Flight Center | USA | |
| 64 (320) | Oregon State University | USA | |
| 65 (322) | University of Rochester * | USA | |
| 66 (333) | Northeastern University, USA | USA | |
| 67 (338) | Indiana University-Bloomington | USA | |
| 68 (339) | Brown University | USA | |
| 69 (346) | U.S. Army * | USA | |
| 70 (348) | University of Maryland, Baltimore County | USA | |
| 71 (349) | University of Florida * | USA | |
| 72 (352) | New York University * | USA | |
| 73 (355) | George Mason University | USA | |
| 74 (360) | Brookhaven National Laboratory * | USA | |
| 75 (374) | National Institute of Standards and Technology * | USA | |
| 76 (375) | University of California, Santa Barbara * | USA | |
| 77 (376) | University of South Florida System * | USA | |
| 78 (386) | Oklahoma State University, Stillwater * | USA | |
| 79 (389) | University of California, Riverside | USA | |
| 80 (390) | Ohio State University, Columbus * | USA | |
| 81 (393) | University of Vermont | USA | |
| 82 (394) | University of Virginia * | USA | |
| 83 (401) | University of Utah * | USA | |
| 84 (403) | University of Central Florida | USA | |
| 85 (409) | University of North Carolina, Chapel Hill * | USA | |
| 86 (410) | University of Houston | USA | |
| 87 (412) | City University of New York * | USA | |
| 88 (416) | Florida State University * | USA | |
| 89 (418) | University of Montana, Missoula | USA | |
| 90 (423) | Duke University * | USA | |
| 91 (443) | Washington State University, Pullman * | USA | |
| 92 (445) | State University of New York, Albany | USA | |
| 93 (450) | University of North Dakota | USA | |
| 94 (457) | Argonne National Laboratory * | USA | |
| 95 (459) | Johns Hopkins University * | USA | |
| 96 (460) | Virginia Polytechnic Institute and State University * | USA | |
| 97 (473) | Clarkson University | USA | |
| 98 (479) | State University of New York, Stony Brook * | USA | |
| 99 (484) | University of New Hampshire | USA | |
| 100 (489) | University of Delaware | USA | |
| 101 (500) | US Naval Research Laboratory | USA | |
| 102 (507) | Northern Illinois University | USA | |
| 103 (510) | University of Connecticut, Storrs * | USA | |
| 104 (532) | Rutgers, The State University of New Jersey | USA | |
| 105 (533) | University of Alaska, Fairbanks | USA | |
| 106 (537) | Iowa State University | USA | |
| 107 (542) | University of Nebraska, Lincoln | USA | |
| 108 (543) | University of California, Merced | USA | |
| 109 (545) | Boston University * | USA | |
| 110 (546) | Utah State University * | USA | |
| 111 (550) | City University of New York, City College | USA | |
| 112 (552) | Desert Research Institute, Reno | USA | |
| 113 (555) | Michigan State University | USA | |
| 114 (561) | San Jose State University | USA | |
| 115 (562) | University of California, Santa Cruz | USA | |
| 116 (571) | Kansas State University | USA | |
| 117 (573) | Emory University * | USA | |
| 118 (580) | The Catholic University of America | USA | |
| 119 (582) | University of Chicago * | USA | |
| 120 (584) | Morgan State University | USA | |
| 121 (587) | National Renewable Energy Laboratory | USA | |
| 122 (589) | Lawrence Livermore National Laboratory * | USA | |
| 123 (603) | Michigan Technological University | USA | |
| 124 (607) | University of Maryland, Baltimore | USA | |
| 125 (610) | Los Alamos National Laboratory * | USA | |
| 126 (613) | Auburn University | USA | |
| 127 (621) | Northern Arizona University | USA | |
| 128 (629) | Embry-Riddle Aeronautical University * | USA | |
| 129 (637) | University of Pennsylvania * | USA | |
| 130 (649) | Florida International University | USA | |
| 131 (656) | University of South Carolina * | USA | |
| 132 (669) | University of Alabama, Huntsville | USA | |
| 133 (680) | Naval Postgraduate School | USA | |
| 134 (691) | University of Notre Dame | USA | |
| 135 (693) | University of New Mexico * | USA | |
| 136 (694) | Kent State University | USA | |
| 137 (709) | Texas Tech University | USA | |
| 138 (712) | University of Nevada-Reno | USA | |
| 139 (716) | University of Maine, Orono | USA | |
| 140 (726) | San Diego State University | USA | |
| 141 (736) | Clemson University | USA | |
| 142 (759) | University of Wyoming | USA | |
| 143 (764) | Brigham Young University | USA | |
| 144 (793) | University of Texas, El Paso | USA | |
| 145 (799) | University of Tennessee, Knoxville * | USA | |
| 146 (816) | Boston College | USA | |
| 147 (825) | Bay Area Environmental Research Institute | USA | |
| 148 (877) | University of Missouri, Columbia * | USA | |
| 149 (881) | New Jersey Institute of Technology | USA | |
| 150 (918) | University of Rhode Island | USA | |
| 151 (943) | Howard University * | USA | |
| 152 (970) | University of Wisconsin, Milwaukee | USA | |
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