globalchange

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population(12)
carbon(10)
nitrogen(8)
precipitation(8)
biomass(7)
drought(6)
humidity(6)
mortality(6)
surface water(6)
vegetation(6)
density(5)
emissions(5)
ions(5)
conservation(4)
forests(4)
fronts(4)
heat(4)
lakes(4)
lead(4)
magnetic field(4)
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