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- Climatology, Meteorology and Atmosphere82
- Oceans80
- Sea ice79
- Environment25
- Geoscientific Information24
- Topographic maps13
- Administrative and Political Boundaries7
- Railroads7
- Roads7
- Transportation6
- Biology and Ecology4
- Terrestrial heat flow3
- Animal populations2
- Administrational and Political Boundaries1
- Biogeography1
- Boundaries1
- Campuses1
- Climate1
- Gnus1
- Grevy's zebra1