Related topics: greenhouse gases

Before global warming, was the Earth cooling down or heating up?

Accurate climate models play a critical role in climate science and policy, helping to inform policy- and decision-makers throughout the world as they consider ways to slow the deadly effects of a warming planet and to adapt ...

Tracing anthropogenically emitted carbon dioxide into the ocean

Through fossil fuel combustion, deforestation, and other industrial and agricultural activities, humans have raised global atmospheric carbon dioxide (CO2) levels to more than 415 parts per million. That concentration represents ...

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