News tagged with ocean conditions

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A new tool for mapping water use and drought

Farmers and water managers may soon have an online tool to help them assess drought and irrigation impacts on water use and crop development, thanks to the work of two U.S. Department of Agriculture (USDA) ...

Feb 08, 2012 not rated yet 0

Today's severe drought, tomorrow's normal

(PhysOrg.com) -- While the worst drought since the Dust Bowl of the 1930s grips Oklahoma and Texas, scientists are warning that what we consider severe drought conditions in North America today may be normal ...

Dec 06, 2011 3.6 / 5 (12) 8 | with audio podcast

Poisonous oceans delayed animal evolution

Animals require oxygen, but oxygenated environments were rare on early Earth. New research from University of Southern Denmark shows that poisonous sulfide existed in the oceans 750 million years ago making ...

Oct 24, 2011 not rated yet 0