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Sea Ice Is Moving Faster, Tiring Out Polar Bears
At a Glance The increased speed and fragility of sea ice off Alaska's coasts is having an adverse effect on polar bears.A new study documents how they have to expend more energy to stay within their preferred habitat. The movement of sea ice off Alaska's coasts is accelerating due to global warming, with unfortunate consequences for polar bears, according to a new study. Because most sea ice shifts throughout the year, polar bears are constantly on the move in order...
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Fierce Winds In Europe Generate Record-Breaking Energy Surpluses
Wind turbines are seen on Ince Salt Marshes near chemical and manufacturing plants on the River Mersey estuary on Nov. 7, 2016, in Runcorn, England. (Christopher Furlong/Getty Images) At a Glance Europe's windy conditions this week created a surplus of renewable energy, officials said.The energy-generating winds were produced from a fairly strong low-pressure system.Around 2 percent of Europe's total energy supply was being provided by offshore wind. The wind has been fierce in Europe over the past several days. So...
Science Teachers Misunderstand Climate Change as Much as the Average American, and Now They're Being Fed False Information
(Thinkstock/iStock) At a Glance A new study has found a majority of science teachers have the same misunderstandings of climate change as the rest of us.The news comes as a conservative think tank is distributing controversial packets to hundreds of thousands of science teachers.The packets urge teachers to question the consensus that climate change is happening and is caused by humans. If you listen to virtually every expert in the field of climate science, they'll tell you global warming is...
UN Chief Warns of Clean Water Shortages by 2050, Says Demand Will Increase By More Than 40 Percent
At a Glance Secretary-General Antonio Guterres has warned that a global demand for freshwater will increase by more than 40 percent by 2050.At least a quarter of the world's population is expected to live in countries that have a chronic or recurrent lack of clean water. Officials say strain on water access is already rising in all regions.Guterres said the United Nations is ready to engage in preventive diplomacy to keep the competition for water from sparking conflicts. By 2050,...
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