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AGRICULTURE (20)
agricultural aquatic sciences , animal science , food science , soils ...
LAND SURFACE (193)
erosion/sedimentation , frozen ground , geomorphology , land temperature , land use/land cover ...
ATMOSPHERE (324)
aerosols , air quality , altitude , atmospheric chemistry , atmospheric electricity ...
OCEANS (686)
aquatic sciences , bathymetry/seafloor topography , coastal processes , marine environment monitoring , marine geophysics ...
BIOLOGICAL CLASSIFICATION (806)
animals/invertebrates , animals/vertebrates , bacteria/archaea , fungi , plants ...
PALEOCLIMATE (92)
ice core records , land records , ocean/lake records , paleoclimate reconstructions ...
BIOSPHERE (667)
aquatic ecosystems , ecological dynamics , terrestrial ecosystems , vegetation ...
SOLID EARTH (168)
earth gases/liquids , geochemistry , geodetics , geomagnetism , geomorphic landforms/processes ...
CLIMATE INDICATORS (43)
atmospheric/ocean indicators , cryospheric indicators , land surface/agriculture indicators , paleoclimate indicators ...
SPECTRAL/ENGINEERING (68)
gamma ray , infrared wavelengths , microwave , platform characteristics , radar ...
CRYOSPHERE (418)
frozen ground , glaciers/ice sheets , sea ice , snow/ice ...
SUN-EARTH INTERACTIONS (16)
ionosphere/magnetosphere dynamics , solar activity , solar energetic particle properties ...
HUMAN DIMENSIONS (451)
boundaries , economic resources , environmental governance/management , environmental impacts , habitat conversion/fragmentation ...
TERRESTRIAL HYDROSPHERE (141)
glaciers/ice sheets , ground water , snow/ice , surface water , water quality/water chemistry ...

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