NASA studies details of a greening Arctic

NASA studies details of a greening Arctic Greenbelt MD (SPX) Jun 07, 2016 - The northern reaches of North America are getting greener, according to a NASA study that provides the most detailed look yet at plant life across Alaska and Canada. In a changing climate, almost a third of the land cover - much of it Arctic tundra - is looking more like landscapes found in warmer ecosystems. With 87,000 images taken from Landsat satellites, converted into data that reflec ... more

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