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Warmer climate, decreased rice yield

Agricultural data gathered over a dozen years at a rice paddy in the Philippines suggest that climate changes brought about by global warming could significantly diminish rice yields.

At the International Rice Research Institute in Los Baños, scientists grow two crops of rice each year, one of them during the dry season from January through April. On some plots, researchers have grown the same variety of rice with the same agricultural techniques since 1992, says Kenneth G. Cassman, an agronomist at the University of Nebraska in Lincoln.

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