refineries

Energy
12:27 pm
Wed May 8, 2013

Citing public pressure, U.S. State Department extends comment period on Enbridge pipeline proposal

Enbridge's map of it's pipeline systems. Line 67 is part of the Lakehead System.
Enbridge Energy

The U.S. State Department has extended the public comment period on a proposal to nearly double the amount of crude oil that's shipped in a pipeline along Lake Superior.

Enbridge Energy’s Line 67, also known as the “Alberta Clipper” pipeline, runs from the tar sands region in Canada down to Wisconsin near Lake Superior. In the US, it's more than 300 miles long and three feet in diameter.

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Environment & Science
3:13 pm
Fri March 15, 2013

Lots of unknowns as petroleum coke piles up along Detroit River

Large piles of petroleum coke along the Detroit River have sparked concern from citizens and environmental groups.

The “petcoke” is a byproduct of the crude oil refinement process. This petcoke comes from the nearby Marathon oil refinery.

It’s really started piling up on two sites along the Detroit River only recently, as the nearby Marathon oil refinery has expanded to process more crude oil from the Alberta tar sands.

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