Related by context. Frequent words. (Click for all words.) 53 poleward 49 atmospheric circulation 48 oceanic 48 polar vortex 47 airflows 47 entrained 46 planktonic 46 atmospheric CO 46 ocean currents 45 atmospheric 45 thawing permafrost 45 crustal 45 lithosphere 45 glacial melting 45 biogeochemical 44 terrestrial ecosystems 44 water vapor 44 landmasses 44 atmospheric methane 44 atmospheric CO2 44 Pacific Decadal Oscillation 44 laminar 43 tectonic 43 subduction 43 glaciations 43 deplete oxygen 43 Northerly winds 43 icecaps 43 marine sediments 43 stratospheric ozone 42 bioaccumulation 42 airborne pollutants 42 carbonic acid 42 volcanic vents 42 sediments 42 Abrupt 42 hydrological cycle 42 temperature gradient 42 isoprene 42 cryosphere 42 SSTs 42 vertical wind shear 42 anthropogenic 42 vortices 42 eastern equatorial Pacific 42 degassing 42 oscillations 42 Greenland Ice 42 equatorial Pacific Ocean 42 gyre 42 biogenic 41 biosphere 41 radiative 41 discontinuous 41 Arctic permafrost 41 lava tubes 41 decoherence 41 sediment 41 fluxes 41 tectonics 41 salt crystals 41 entropic 41 southeastward 41 upwelling 40 currents 40 subarctic 40 molten iron 40 Nitrogen oxides 40 gases 40 aerosol particles 40 ocean acidity 40 convection 40 anoxic 40 airstream 40 biogeochemistry 40 continental crust 40 glacial melt 40 jet stream 40 plate tectonics 40 erosive 40 Polar Regions 40 biogeography 40 Younger Dryas 40 greenhouse warming 40 supercontinent 40 magnetic flux 40 La Nina cooling 40 Greenland glaciers 40 radiative forcing 40 glacial 40 temperature inversion 40 ocean 40 atmospheric carbon dioxide 40 nitrogen oxides NOx 40 methane hydrates 40 species extinctions 40 gases emitted 40 thermodynamic 40 Snowball Earth 39 denitrification 39 greenhouse gases GHGs