Oil that doesn't float: Tar sands oil shipped through Gulf of Maine poses threat - Island Institute
Tar sands oil pipeline bill advances in Vermont Senate, despite warning from petroleum industry
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Endangered earth: The secret battle to save our soils | New Scientist
Canada's oil sands: why some of the world's dirtiest fuel is now in hot demand | Financial Times
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Sand? Clay? Loam? What Type of Soil Do You Have? | Gardener's Supply
Trainloads of soil still need saving
Tar Sands Oil From Canada Could Pose Threat To Bay Area Marine Life - CBS San Francisco
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Morro Bay Wildlife Spotlight: Brown Bears and Black Bears
Keystone XL Pipeline Carries Tar Sand, Earth's Dirtiest Fossil Fuel
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Bioeconomy's literal meaning: More bio and more organic farming, please! -
The True Cost of Oil' returns to Davis - Cool Davis
Ukraine war: Russian invasion worsens fertiliser crunch, risking global food supplies | South China Morning Post
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