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BBC: Climate shifts 'hit global wheat yields' Most regions show a link between temperature rises and declines in crop yields Shifts in the climate over the past three decades have been linked to a 5.5% decline in global wheat production, a study has suggested.
A team of US scientists assessed the impact of changes to rainfall and temperature on four major food crops: wheat, rice, corn and soybeans.
Climate trends in some countries were big enough to wipe out gains from other factors, such as technology,......
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Climate shifts ‘hit global wheat yields’
Posted by Washington Post: Juliet Eilperin on May 6th, 2011
Posted in Water Conservation