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Greenhouse effect

Human activities are causing greenhouse gas levels in the atmosphere to increase. This graphic explains how solar energy is absorbed by the earth's surface, causing the earth to warm and to emit infrared radiation. The greenhouse gases then trap the infrared radiation, thus warming the atmosphere.

Year: 2005

From collection: Vital Climate Change Graphics Update

Cartographer: Philippe Rekacewicz, Emmanuelle Bournay, UNEP/GRID-Arendal

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