| 1 (5) | National Aeronautics and Space Administration * | USA |  |
| 2 (10) | Google Inc, USA | USA |  |
| 3 (15) | California Institute of Technology * | USA |  |
| 4 (24) | NASA Goddard Space Flight Center | USA |  |
| 5 (27) | Harvard University * | USA |  |
| 6 (28) | National Oceanic and Atmospheric Administration | USA |  |
| 7 (32) | Jet Propulsion Laboratory | USA |  |
| 8 (33) | University of Texas, Austin | USA |  |
| 9 (40) | University of Colorado, Boulder * | USA |  |
| 10 (42) | Smithsonian Institution * | USA |  |
| 11 (53) | Massachusetts Institute of Technology * | USA |  |
| 12 (54) | University of California, Berkeley * | USA |  |
| 13 (60) | Stanford University * | USA |  |
| 14 (62) | Harvard-Smithsonian Center for Astrophysics | USA |  |
| 15 (64) | University of Washington * | USA |  |
| 16 (65) | University of Arizona * | USA |  |
| 17 (69) | United States Geological Survey | USA |  |
| 18 (80) | Columbia University * | USA |  |
| 19 (83) | Pennsylvania State University * | USA |  |
| 20 (86) | Princeton University | USA |  |
| 21 (87) | National Center for Atmospheric Research | USA |  |
| 22 (88) | University of Michigan, Ann Arbor * | USA |  |
| 23 (91) | Texas A&M University, College Station * | USA |  |
| 24 (98) | University of California, Los Angeles * | USA |  |
| 25 (99) | Johns Hopkins University * | USA |  |
| 26 (101) | Schlumberger, United States | USA |  |
| 27 (118) | Saudi Arabian Oil Co, USA | USA |  |
| 28 (131) | University of California, San Diego * | USA |  |
| 29 (134) | University of California, Santa Cruz | USA |  |
| 30 (145) | South Dakota State University | USA |  |
| 31 (146) | University of Wisconsin, Madison * | USA |  |
| 32 (160) | University of Maryland, Baltimore | USA |  |
| 33 (161) | NASA Ames Research Center | USA |  |
| 34 (163) | Mississippi State University | USA |  |
| 35 (164) | Ohio State University, Columbus * | USA |  |
| 36 (168) | Space Telescope Science Institute | USA |  |
| 37 (170) | University of Hawaii, Manoa * | USA |  |
| 38 (177) | United States Department of Agriculture | USA |  |
| 39 (179) | Chevron Corp | USA |  |
| 40 (180) | University of Maryland, College Park * | USA |  |
| 41 (183) | University of Chicago * | USA |  |
| 42 (192) | University of Illinois at Urbana-Champaign * | USA |  |
| 43 (193) | Lawrence Berkeley National Laboratory * | USA |  |
| 44 (194) | Woods Hole Oceanographic Institution | USA |  |
| 45 (198) | Cornell University * | USA |  |
| 46 (201) | IBM United States | USA |  |
| 47 (207) | Arizona State University * | USA |  |
| 48 (211) | Colorado State University, Fort Collins * | USA |  |
| 49 (217) | Yale University * | USA |  |
| 50 (228) | University of California, Irvine * | USA |  |
| 51 (233) | Los Alamos National Laboratory * | USA |  |
| 52 (237) | University of California, Santa Barbara | USA |  |
| 53 (238) | University of California, Davis * | USA |  |
| 54 (241) | University of Oklahoma * | USA |  |
| 55 (245) | Santa Fe Institute | USA |  |
| 56 (248) | Carnegie Institution for Science * | USA |  |
| 57 (263) | Purdue University | USA |  |
| 58 (266) | Texas A&M University, Kingsville | USA |  |
| 59 (269) | Oregon State University | USA |  |
| 60 (270) | University of Florida * | USA |  |
| 61 (274) | Georgia Institute of Technology * | USA |  |
| 62 (277) | ExxonMobil, USA | USA |  |
| 63 (279) | NASA Langley Research Center | USA |  |
| 64 (289) | Northwestern University, Evanston * | USA |  |
| 65 (299) | Duke University * | USA |  |
| 66 (311) | University at Texas Rio Grande Valley | USA |  |
| 67 (320) | University of North Carolina, Chapel Hill * | USA |  |
| 68 (325) | Simons Foundation | USA |  |
| 69 (326) | Michigan State University | USA |  |
| 69 (326) | US Environmental Protection Agency | USA |  |
| 71 (335) | University of Tulsa | USA |  |
| 72 (345) | Sandia National Laboratories, New Mexico | USA |  |
| 73 (346) | Rice University | USA |  |
| 74 (349) | Texas Tech University | USA |  |
| 75 (353) | Shell, United States | USA |  |
| 76 (356) | Universities Space Research Association | USA |  |
| 77 (364) | Pacific Northwest National Laboratory | USA |  |
| 78 (380) | University of Utah * | USA |  |
| 79 (381) | Boston University * | USA |  |
| 80 (384) | Virginia Polytechnic Institute and State University | USA |  |
| 81 (393) | Kavli Institute for Particle Astrophysics and Cosmology | USA |  |
| 82 (395) | Infrared Processing and Analysis Center | USA |  |
| 83 (403) | University of Virginia * | USA |  |
| 84 (404) | Oak Ridge National Laboratory | USA |  |
| 85 (407) | Oak Ridge Institute for Science and Education | USA |  |
| 86 (418) | Carnegie Mellon University * | USA |  |
| 87 (427) | Indiana State University | USA |  |
| 88 (428) | U.S. Department of Energy * | USA |  |
| 89 (435) | University of Texas, Dallas | USA |  |
| 90 (436) | US Naval Research Laboratory | USA |  |
| 91 (444) | NASA Marshall Space Flight Center | USA |  |
| 92 (456) | Brookhaven National Laboratory * | USA |  |
| 93 (460) | Lawrence Livermore National Laboratory * | USA |  |
| 94 (469) | Lockheed Martin Corp * | USA |  |
| 95 (470) | University of California, Riverside | USA |  |
| 95 (470) | Science System and Applications, Inc | USA |  |
| 97 (476) | Institute for Advanced Study | USA |  |
| 98 (478) | University of Minnesota, Twin Cities * | USA |  |
| 99 (481) | University of South Florida System * | USA |  |
| 100 (482) | Colorado School of Mines | USA |  |
| 100 (482) | University of Miami * | USA |  |
| 102 (485) | George Mason University | USA |  |
| 103 (488) | University of Wyoming | USA |  |
| 104 (497) | National Radio Astronomy Observatory Charlottesville | USA |  |
| 105 (505) | University of Massachusetts, Boston | USA |  |
| 106 (508) | University of Houston | USA |  |
| 107 (513) | NASA Johnson Space Center | USA |  |
| 108 (522) | State University of New York at Binghamton | USA |  |
| 109 (524) | University of Southern California * | USA |  |
| 110 (542) | University of Delaware | USA |  |
| 111 (545) | Brandeis University | USA |  |
| 112 (555) | New York University * | USA |  |
| 113 (562) | Rutgers, The State University of New Jersey | USA |  |
| 114 (564) | University of Nebraska, Lincoln | USA |  |
| 115 (569) | Florida State University * | USA |  |
| 116 (570) | National Energy Technology Laboratory | USA |  |
| 117 (573) | University of Pennsylvania * | USA |  |
| 118 (575) | University of Alaska, Fairbanks | USA |  |
| 119 (582) | University of Texas, Arlington | USA |  |
| 120 (591) | SLAC National Accelerator Laboratory | USA |  |
| 121 (601) | NASA Goddard Institute for Space Studies | USA |  |
| 122 (602) | National Institute of Standards and Technology * | USA |  |
| 123 (615) | Fermi National Accelerator Laboratory | USA |  |
| 124 (621) | University of New Hampshire | USA |  |
| 125 (622) | National Institute of Aerospace | USA |  |
| 126 (629) | Monterey Bay Aquarium Research Institute | USA |  |
| 127 (631) | Rochester Institute of Technology * | USA |  |
| 128 (634) | Iowa State University | USA |  |
| 128 (634) | Southwest Research Institute | USA |  |
| 130 (642) | Glenn Research Center | USA |  |
| 131 (650) | Louisiana State University, Baton Rouge | USA |  |
| 132 (654) | United States Fish and Wildlife Service | USA |  |
| 133 (660) | University of Pittsburgh * | USA |  |
| 134 (665) | University of Iowa * | USA |  |
| 135 (672) | Brown University | USA |  |
| 136 (688) | North Dakota State University | USA |  |
| 137 (697) | City University of New York, City College | USA |  |
| 138 (705) | North Carolina State University | USA |  |
| 139 (707) | University of North Dakota | USA |  |
| 140 (715) | University of Connecticut, Storrs * | USA |  |
| 141 (726) | Argonne National Laboratory | USA |  |
| 142 (727) | University Corporation for Atmospheric Research | USA |  |
| 143 (737) | University of Massachusetts, Amherst | USA |  |
| 144 (740) | University of Alabama, Birmingham * | USA |  |
| 145 (750) | University of Kansas * | USA |  |
| 146 (757) | University of Alabama, Tuscaloosa | USA |  |
| 147 (767) | Emory University * | USA |  |
| 148 (771) | California Academy of Sciences | USA |  |
| 149 (774) | University of Kentucky * | USA |  |
| 150 (782) | University of Central Florida | USA |  |
| 151 (783) | University of South Florida-Saint Petersburg | USA |  |
| 152 (791) | Boston College | USA |  |
| 153 (802) | Vanderbilt University * | USA |  |
| 154 (805) | West Virginia University * | USA |  |
| 155 (837) | Centers for Disease Control and Prevention | USA |  |
| 156 (838) | University of South Florida | USA |  |
| 157 (840) | National Radio Astronomy Observatory, Socorro | USA |  |
| 158 (844) | US National Science Foundation * | USA |  |
| 159 (863) | City University of New York * | USA |  |
| 160 (866) | State University of New York, Stony Brook * | USA |  |
| 161 (867) | SETI Institute | USA |  |
| 162 (872) | University of Idaho | USA |  |
| 163 (892) | Northern Arizona University | USA |  |
| 163 (892) | University of Maryland, Baltimore County | USA |  |
| 165 (904) | University of Georgia | USA |  |
| 166 (919) | Missouri University of Science & Technology | USA |  |
| 167 (928) | Dartmouth College * | USA |  |
| 168 (941) | American Museum of Natural History | USA |  |
| 169 (945) | New Mexico Institute of Mining and Technology * | USA |  |
| 170 (953) | U.S. Air Force | USA |  |
| 171 (957) | Kenyon College | USA |  |
| 172 (967) | University of Alabama, Huntsville | USA |  |
| 173 (976) | North Carolina A&T State University | USA |  |
| 174 (996) | National Renewable Energy Laboratory | USA |  |
| 175 (1002) | University of New Mexico * | USA |  |
| 176 (1005) | Planetary Science Institute | USA |  |
| 177 (1018) | University of Missouri, Columbia * | USA |  |
| 178 (1028) | Utah State University * | USA |  |
| 179 (1035) | Clark University | USA |  |
| 180 (1036) | University of Notre Dame | USA |  |
| 181 (1041) | Southern Methodist University | USA |  |
| 182 (1046) | Washington University in Saint Louis * | USA |  |
| 183 (1054) | University of Arkansas, Fayetteville | USA |  |
| 184 (1055) | University of Montana, Missoula | USA |  |
| 185 (1056) | Virginia Commonwealth University * | USA |  |
| 186 (1069) | Northeastern University, USA | USA |  |
| 187 (1070) | George Washington University * | USA |  |
| 188 (1075) | Towson University | USA |  |
| 189 (1079) | Clemson University | USA |  |
| 190 (1084) | Wildlife Conservation Society USA | USA |  |
| 190 (1084) | University of California, Merced | USA |  |
| 192 (1094) | U.S. Department of Health & Human Services * | USA |  |
| 193 (1141) | Space Science Institute | USA |  |
| 194 (1143) | Subaru Telescope | USA |  |
| 195 (1144) | Montana State University, Bozeman | USA |  |
| 196 (1156) | University of Wisconsin, Milwaukee | USA |  |
| 197 (1178) | The Catholic University of America | USA |  |
| 198 (1181) | Northrop Grumman Corp, USA | USA |  |
| 199 (1183) | Indiana University-Bloomington | USA |  |
| 200 (1227) | University of Rochester * | USA |  |
| 201 (1228) | Michigan Technological University | USA |  |
| 202 (1235) | Texas A&M University, Corpus Christi | USA |  |
| 203 (1251) | University of Texas, San Antonio | USA |  |
| 204 (1257) | University of Oregon | USA |  |
| 205 (1262) | Nova Southeastern University, Estados Unidos | USA |  |
| 206 (1264) | State University of New York, Albany | USA |  |
| 207 (1266) | University of Dayton | USA |  |
| 208 (1268) | California State University, Fullerton | USA |  |
| 209 (1283) | Kansas State University | USA |  |
| 210 (1284) | University of South Carolina * | USA |  |
| 211 (1290) | College of William and Mary | USA |  |
| 212 (1300) | Florida International University | USA |  |
| 213 (1352) | Portland State University | USA |  |
| 214 (1358) | University of Denver | USA |  |
| 215 (1369) | Ormat Technologies, United States | USA |  |
| 216 (1371) | University of Nevada-Reno | USA |  |
| 217 (1372) | University of North Carolina, Charlotte | USA |  |
| 218 (1382) | Joint Institute for Laboratory Astrophysics | USA |  |
| 219 (1386) | University of Missouri, Kansas City | USA |  |
| 220 (1396) | Western Washington University | USA |  |
| 221 (1402) | University of Tennessee, Knoxville * | USA |  |
| 222 (1405) | University of Nevada-Las Vegas | USA |  |
| 222 (1405) | New Jersey Institute of Technology | USA |  |
| 224 (1409) | World Bank United States | USA |  |
| 225 (1411) | Stevens Institute of Technology | USA |  |
| 226 (1430) | Temple University * | USA |  |
| 227 (1433) | Washington State University, Pullman * | USA |  |
| 228 (1464) | Smithsonian National Museum of Natural History | USA |  |
| 229 (1476) | University of Maryland, Center for Environmental Science | USA |  |
| 230 (1478) | University of Cincinnati * | USA |  |
| 231 (1484) | Princeton Plasma Physics Laboratory | USA |  |
| 232 (1485) | Case Western Reserve University | USA |  |
| 233 (1496) | Texas Christian University | USA |  |
| 234 (1508) | Lowell Observatory | USA |  |
| 235 (1516) | University of Maine, Orono | USA |  |
| 236 (1518) | Cary Institute of Ecosystem Studies | USA |  |
| 237 (1520) | State University of New York, Buffalo | USA |  |
| 238 (1522) | Auburn University | USA |  |
| 239 (1534) | Ohio University | USA |  |
| 240 (1536) | Indiana University-Purdue University Indianapolis | USA |  |
| 241 (1540) | State University of New York, College of Environmental Science and Forestry | USA |  |
| 242 (1544) | Aerospace Corp | USA |  |
| 243 (1546) | California State Polytechnic University, Pomona | USA |  |
| 244 (1549) | Villanova University | USA |  |
| 245 (1551) | Raytheon Co, USA | USA |  |
| 246 (1563) | South Dakota School of Mines and Technology | USA |  |
| 247 (1565) | Smithsonian Environmental Research Center | USA |  |
| 248 (1568) | University of Illinois, Chicago * | USA |  |
| 249 (1583) | Georgia State University | USA |  |
| 250 (1594) | Florida Atlantic University | USA |  |
| 251 (1612) | Desert Research Institute, Reno | USA |  |
| 251 (1612) | City University of New York Graduate Center | USA |  |
| 253 (1614) | Tufts University | USA |  |
| 254 (1626) | San Diego State University | USA |  |
| 255 (1634) | University of Massachusetts, Lowell | USA |  |
| 255 (1634) | Wesleyan University, Middletown | USA |  |
| 257 (1638) | New Mexico State University | USA |  |
| 258 (1644) | U.S. Army * | USA |  |
| 259 (1646) | Tennessee State University | USA |  |
| 260 (1652) | Franklin & Marshall College | USA |  |
| 261 (1661) | Southern Illinois University, Carbondale * | USA |  |
| 262 (1673) | San Jose State University | USA |  |
| 263 (1683) | San Francisco State University | USA |  |
| 264 (1689) | American University | USA |  |
| 264 (1689) | National High Magnetic Field Laboratory | USA |  |
| 266 (1692) | University of Rhode Island | USA |  |
| 267 (1694) | Montclair State University | USA |  |
| 268 (1697) | University of Vermont | USA |  |
| 269 (1706) | Carleton College | USA |  |
| 270 (1717) | Lehigh University | USA |  |
| 271 (1723) | University of Texas, El Paso | USA |  |
| 272 (1740) | Wake Forest University * | USA |  |
| 273 (1749) | University of Minnesota, Duluth | USA |  |
| 274 (1751) | University of Louisville * | USA |  |
| 275 (1760) | University of San Francisco | USA |  |
| 276 (1762) | University of Toledo * | USA |  |
| 277 (1774) | California State University, East Bay | USA |  |
| 278 (1782) | Saint Louis University, Saint Louis * | USA |  |
| 279 (1783) | Swarthmore College | USA |  |
| 280 (1795) | University of Massachusetts, Dartmouth | USA |  |
| 281 (1821) | Colby College | USA |  |
| 282 (1826) | Idaho National Laboratory | USA |  |
| 282 (1826) | Syracuse University | USA |  |
| 284 (1828) | Embry-Riddle Aeronautical University * | USA |  |
| 285 (1831) | Barnard College | USA |  |
| 286 (1870) | Chapman University | USA |  |
| 287 (1873) | Boise State University | USA |  |
| 288 (1916) | Haverford College in Pennsylvania | USA |  |
| 289 (1926) | Old Dominion University | USA |  |
| 290 (1927) | University of Hawaii, Hilo | USA |  |
| 291 (1934) | Brigham Young University | USA |  |
| 292 (1942) | Smith College | USA |  |
| 293 (1944) | Marine Biological Laboratory | USA |  |
| 294 (1945) | Worcester Polytechnic Institute | USA |  |
| 295 (1947) | Marquette University | USA |  |
| 296 (1961) | Naval Postgraduate School | USA |  |
| 297 (1965) | Miami University of Ohio | USA |  |
| 298 (1985) | Lafayette College | USA |  |
| 299 (2003) | Clarkson University | USA |  |
| 300 (2051) | Boston University Medical Campus | USA |  |
| 301 (2063) | Wayne State University | USA |  |
| 302 (2090) | Rensselaer Polytechnic Institute | USA |  |
| 303 (2092) | California Polytechnic State University, San Luis Obispo | USA |  |
| 304 (2095) | University of Connecticut, Avery Point | USA |  |
| 305 (2100) | Drexel University | USA |  |
| 306 (2112) | Trinity University | USA |  |
| 307 (2114) | University of Alaska, Anchorage | USA |  |
| 308 (2118) | Field Museum Natural History | USA |  |
| 308 (2118) | California State University, Northridge | USA |  |
| 310 (2125) | Southern Connecticut State University | USA |  |
| 311 (2162) | College of Charleston | USA |  |
| 312 (2183) | Bucknell University | USA |  |
| 313 (2188) | California State University, Sacramento | USA |  |
| 314 (2190) | Baylor University | USA |  |
| 315 (2195) | Tulane University * | USA |  |
| 316 (2218) | Morgan State University | USA |  |
| 317 (2231) | Western Michigan University | USA |  |
| 318 (2235) | Pomona College | USA |  |
| 319 (2253) | Howard University * | USA |  |
| 319 (2253) | Colgate University | USA |  |
| 321 (2255) | University of North Carolina, Wilmington | USA |  |
| 322 (2263) | Utah Valley University | USA |  |
| 323 (2268) | Florida Institute of Technology | USA |  |
| 324 (2286) | University of Southern Mississippi | USA |  |
| 325 (2289) | Rhodes College | USA |  |
| 326 (2315) | Northern Illinois University | USA |  |
| 327 (2319) | Wellesley College | USA |  |
| 328 (2341) | Williams College | USA |  |
| 329 (2345) | Appalachian State University | USA |  |
| 330 (2351) | Hampton University | USA |  |
| 331 (2363) | University of Tampa | USA |  |
| 332 (2369) | Georgetown University * | USA |  |
| 333 (2372) | Colorado College | USA |  |
| 334 (2394) | Ithaca College | USA |  |
| 335 (2417) | University of North Carolina, Greensboro | USA |  |
| 336 (2435) | Harvard Medical School | USA |  |
| 337 (2462) | Electric Power Research Institute | USA |  |
| 338 (2476) | East Tennessee State University | USA |  |
| 339 (2486) | California State University, Los Angeles | USA |  |
| 340 (2512) | City University of New York, Hunter College | USA |  |
| 341 (2519) | University of Louisiana, Lafayette | USA |  |
| 342 (2525) | Middlebury College | USA |  |
| 343 (2527) | Oklahoma State University, Stillwater * | USA |  |
| 344 (2532) | City University of New York, Queens College | USA |  |
| 345 (2542) | Macalester College | USA |  |
| 346 (2588) | University of Mississippi * | USA |  |
| 347 (2596) | Oberlin College | USA |  |
| 348 (2613) | Idaho State University | USA |  |
| 349 (2622) | Central Michigan University | USA |  |
| 350 (2649) | SRI International | USA |  |
| 351 (2664) | Texas A&M University at Galveston | USA |  |
| 352 (2693) | Purdue University Northwest | USA |  |
| 353 (2697) | Kent State University | USA |  |
| 354 (2706) | University of North Texas | USA |  |
| 355 (2749) | University of Colorado, Denver * | USA |  |
| 356 (2760) | Central Washington University | USA |  |
| 357 (2776) | Bowling Green State University | USA |  |
| 358 (2783) | University of South Alabama * | USA |  |
| 359 (2798) | California State University, San Bernardino | USA |  |
| 360 (2821) | United States Naval Academy | USA |  |
| 361 (2822) | James Madison University | USA |  |
| 362 (2845) | Florida Gulf Coast University | USA |  |
| 363 (2858) | Texas State University, San Marcos | USA |  |
| 364 (2893) | Missouri State University | USA |  |
| 365 (2915) | Georgia Southern University | USA |  |
| 366 (2928) | Humboldt State University | USA |  |
| 367 (2945) | Florida Agricultural & Mechanical University | USA |  |
| 368 (2952) | University of San Diego | USA |  |
| 369 (2988) | California State University, Fresno | USA |  |
| 370 (3000) | Louisiana State University Agricultural Center | USA |  |
| 371 (3010) | University of North Florida | USA |  |
| 372 (3014) | Battelle Memorial Institute * | USA |  |
| 373 (3020) | Illinois State University | USA |  |
| 374 (3052) | Western Kentucky University | USA |  |
| 375 (3089) | Coastal Carolina University | USA |  |
| 376 (3090) | California State University, Long Beach | USA |  |
| 377 (3098) | University of Nebraska, Omaha | USA |  |
| 378 (3112) | Grand Valley State University | USA |  |
| 379 (3120) | University of Colorado, Colorado Springs | USA |  |
| 380 (3148) | Kennesaw State University | USA |  |
| 381 (3177) | University of Colorado, Anschutz Medical Campus | USA |  |
| 382 (3218) | Ball State University | USA |  |
| 383 (3232) | Rowan University | USA |  |
| 384 (3259) | University of Wisconsin, Eau Claire | USA |  |
| 385 (3272) | University of Memphis | USA |  |
| 386 (3295) | East Carolina University | USA |  |
| 387 (3314) | New York City College of Technology | USA |  |
| 388 (3322) | Southern Illinois University Edwardsville | USA |  |
| 389 (3340) | Hamilton College | USA |  |
| 390 (3360) | Tennessee Technological University | USA |  |
| 391 (3364) | Loma Linda University * | USA |  |
| 392 (3372) | Jackson State University | USA |  |
| 393 (3424) | City University of New York, Brooklyn College | USA |  |
| 394 (3454) | Lamar University | USA |  |
| 395 (3537) | University of Oklahoma Health Sciences Center | USA |  |
|