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Tag: tar sands
Why Canadian Tar Sands are the Most Environmentally Destructive Project on Earth
2013-01-17 16:38:00| Climate Ark Climate Change & Global Warming Newsfeed
EcoWatch: [Editor's note: Today, scientists and advocates speaking at the National Press Club in Washington unveiled new research showing that the Keystone XL tar sands pipeline would damage the climate much more than previously thought, by dramatically expanding tar sands production and because it will lead to increased combustion of a particularly dirty form of oil. Two reports were presented today, including Petroleum Coke: The Coal Hiding in the Tar Sands revealing that current analyses of the impacts...
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canadian
Canada: The Opposite of Mining: Tar Sands Steam Extraction Lessens Footprint, but Environmental Costs Remain
2013-01-02 06:25:00| Climate Ark Climate Change & Global Warming Newsfeed
Scientific American: The challenge of pulling oil from sand near here has typically required scraping away the boreal forest and underlying peat to expose the tar sand deposits below. The thickened sand is scooped out, then boiled to separate out the bitumen, with the leftover contaminated water and muck dumped in vast holding ponds the size of small lakes. From orbit the enormous strip mines and tailings lakes created by this process stand out, like a spreading sore--a scar on the planet evidencing the American thirst...
Tags: canada
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