Greenhouse gases may spell wet future for Africa

Historic damp periods linked to boosts in planet-warming emissions

the Serengeti in Tanzania

STORMY FORECAST  By studying a wet period in Africa's distant past, researchers have found that current increases in atmospheric greenhouse gases may spell a rainy future for certain parts of the continent, such as northern Tanzania (shown).

Colin J. McMechan/FLICKR (CC BY-SA 2.0)

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