It’s a hideous, enormous, unimaginable sight. If you were to fly over the Canadian boreal forest, you’d come across an environmental manmade disaster that stretches for hundreds and hundreds of miles, and is large enough to be visible from space.

Bituminous sands, also known as tar sands or oil sands, are found naturally occurring in the Earth. They are mixtures of water, sand and clay that are saturated with extremely thick bitumen petroleum, and they have become commonly known as ‘tar’ sands due to the thick, tarry appearance, smell and color of the bitumen.

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