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Alaskan Forest Fires Could Make Climate Change Much Worse

2015-10-20 22:41:00| Climate Ark Climate Change & Global Warming Newsfeed

Gizmodo: If humans want to limit global warming, well need to drastically reduce our carbon pollution. We might need to do so even faster than our models suggest, because as scientists are now discovering, theres an additional factor working against us: fire. Last week, we learned that Indonesia is in the midst of a devastating fire season, one thats sending as much carbon skyward as the entire US economy. Indonesia isnt alone -- Western North America is currently recovering from one of the most brutal...

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?Exxon Knew Everything Was to Know About Climate Change Mid-1980s & Denied It

2015-10-20 18:13:00| Climate Ark Climate Change & Global Warming Newsfeed

Nation: A few weeks before the last great international climate conference-2009, in Copenhagen-the e-mail accounts of a few climate scientists were hacked and reviewed for incriminating evidence suggesting that global warming was a charade. Eight separate investigations later concluded that there was literally nothing to "Climategate," save a few sentences taken completely out of context-but by that time, endless, breathless media accounts about the "scandal" had damaged the prospects for any progress at...

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Are humans a bigger threat than climate change?

2015-10-20 16:05:00| Climate Ark Climate Change & Global Warming Newsfeed

Christian Science Monitor: Seventy-five percent of Americans believe that global warming is a very or somewhat serious problem, even if they continue to debate whether human activity is to blame. But it turns out that other species may face an even greater threat than climate change: humans themselves. In 2004, professional research diver Brian Kakuk managed to inspect a Bahaman sinkhole whose layer of toxic water had put off other explorers but had perfectly preserved fossils of species now extinct on Great Abaco...

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Creating corals that can survive climate change

2015-10-20 16:00:00| Climate Ark Climate Change & Global Warming Newsfeed

Washington Post: Keyhole Reef is one of dozens of small reefs rising abruptly from the depths of Kaneohe Bay, one of Hawaiis most scenic places. The water around it is sapphire blue, and bright schools of tang and triggerfish flit over its surface. But the reef is showing troubling signs of stress these days because of climate change. Here and there along the steep face of the reef, clumps of coral have turned stark white. This bleaching means the coral has begun to eject the micro-algae that normally live within...

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A case study of climate change vs. human activity

2015-10-20 16:00:00| Climate Ark Climate Change & Global Warming Newsfeed

New York Times: Human activity has had at least as much effect as climate change on the survival of animals on the Bahamian island of Abaco, a new study suggests. Researchers looked at 10,000-year-old fossils found in an underwater cave on Abaco. They compared them with fossils from the island that date to 1,000 to 3,000 years ago, along with data from current vertebrate populations. The scientists found that during the last ice age, about 10,000 years ago, some 17 bird species went extinct on Abaco because of...

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