More carbon dioxide in the air could threaten rice crops

The increase in carbon dioxide in the Earth’s atmosphere--linked to human-caused global warming--may have another effect scientists hadn’t foreseen. Researchers at the U.S. Department of Agriculture in Beltsville, ...

First ancient cultivated rice discovered in Central Asia

Rice has always been the most important food in Asia and the world. About half of the population on earth use rice as their main food source. The origin, spread, evolution, and ecological adaptation of cultivated rice are ...

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