submitted by /u/Wagamaga
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The Brazilian Amazon is already beginning to experience scenarios previously projected for the coming decades, including longer dry seasons and changes in rainfall patterns. The dry season in the Amazon is lengthening from four to six months, with a water deficit exceeding -150 millimeters (mm)
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Arctic food chain hit as tipping point passed. Analysis reveals a clear shift from 2009 onwards, with nitrate levels in waters leaving the Arctic falling steadily. The drop in nitrate levels coincided with a drastic reduction in Arctic sea ice that began around the same time
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