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Warming Ocean Water Undercuts Antarctic Ice Shelves
National Snow & Ice Data Centre “Upside-down rivers” of warm ocean water threaten the stability of floating ice shelves in Antarctica, according to a new study led by researchers at the National Snow and Ice Data Center published today in Nature Geoscience . The study highlights how parts of Antarctica’s ice sheet may be weakening due to contact with warm ocean water. Story here.
87,000 NASA Images Show a Greening Arctic
EcoWatch Golfing in Greenland. Photo by Graphicos The northern edge of North America is getting steadily greener . In the most detailed study so far of plant growth across Alaska and Canada, scientists say that about a third of the land cover now looks less like tundra, and more like a warmer ecosystem. Story here.