News tagged with crop yields

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U.S. Crop Yields Could Wilt in Heat

(PhysOrg.com) -- Yields of three of the most important crops produced in the United States - corn, soybeans and cotton - are predicted to fall off a cliff if temperatures rise due to climate change.

Aug 24, 2009
4.5 / 5 (54) 5

World phosphorous use crosses critical threshold

(PhysOrg.com) -- Recalculating the global use of phosphorous, a fertilizer linchpin of modern agriculture, a team of researchers warns that the world's stocks may soon be in short supply and that overuse in the industrialized ...

Feb 14, 2011
4.4 / 5 (24) 38 | with audio podcast

Farmers skeptical about validity of climate change

The recently released National Climate Assessment, reported by a team of 300 experts, including a panel from the National Academy of Sciences, asserts that climate change is already impacting the United States, ...

May 09, 2014
3.6 / 5 (24) 270