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globalchange

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carbon(17)
density(14)
population(12)
conservation(11)
emissions(9)
magnetic field(9)
atmosphere(7)
biomass(7)
earthquakes(7)
turbulence(7)
diffusion(6)
lead(6)
nitrogen(6)
radar(6)
carbon dioxide(5)
chlorophyll(5)
electric field(5)
heat(5)
ions(5)
iron(5)
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