Freshwater Loss Could Double Agricultural Losses Tied to Climate Change

Nature World: Freshwater shortages could double the effects of climate change on agriculture yields, a new study combining climate, agricultural and hydrological models found. Published in the Proceedings of the National Academy of Sciences, the study estimates that climate change alone could result in a loss of between 400-2,600 petacalories of food supply, or 8 to 43 percent of present day levels. Add projected declines of freshwater into the mix and this could jump an additional 600-2,900 petacalories, the......

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