Arid Areas Absorb More Atmospheric Carbon Than Previously Known

Arid areas are among the biggest (non-ocean) ecosystems we have and it turns out they take up higher levels of carbon as levels of carbon dioxide increase in the atmosphere. The findings give scientists a better idea of the earth's "carbon budget" — how much carbon remains in the atmosphere as CO2 and is a concern for global warming and how much actually gets stored in the land or ocean in other carbon-containing forms. read more

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