Here are some arguments to consider if we plant to get more oil from our neighbors to the North.

A year ago, it seemed that the construction of a 1,700-mile pipeline connecting northern Alberta with the United States was all but a certainty. Now, it feels l

Actor joins fight against the Keystone XL pipeline, a route connecting the tar sands in Canada to refineries on the Gulf of Mexico.

In anticipation of Obama's visit to Canada, environmentalists circulate petition to stop 'dirty oil.'

Guest blogger Cara

This week, Anishinaabe tribal members began riding horseback along the proposed route of a what could possibly become the largest tar sands pipeline in the United States.

A new study has found that the air pollution from Alberta's massive tar sands operations is putting the health of downwind residents at risk by releasing unsafe levels of carcinogenic and toxic chemicals into the air.

ForestEthics has launched a new tool called TarSandsSOS that lets citizens track supertankers hauling tar sands oil along the Pacific coast in real time.

Activists deliver a "No Tar Sands!" message to Sustainable Brands corporate conference via kayak flotilla

The breakthrough also scored 18-year-old Hayley Todesco a Google Science Fair Award.

This is a prime example of divest-invest in action, folks...

Plus, NTSB Investigators said a "culture of deviance" delayed Enbridge's response once the 2010 was first detected.

There is too much oil in the ground there just to leave it, so what about the carbon dioxide and the natural gas consumption. We will just throw some high tech at it; problem solved.

Government officials have no idea how to clean up these spills from a process that oil companies claim is more "environmentally friendly."

TransCanada announced today that they are moving forward with their so-called Energy East Pipeline project, which will bring crude oil from Western Canada to refineries and export terminals in Eastern Canada.

After two years of pressing pipeline regulators to release inspection photos and videos of the 60-year-old Enbridge pipeline that carries tar sands oil through the Straits of Mackinac, NWF took it upon themselves to inspect the pipeline.

Chiquita Bananas becomes the latest major brand to avoid tar sands fuel. But will it really help?

Was focusing on Keystone XL a mistake? Recent debates on that issue within the environmentalist community have caused some controversy. Here's a look at what people are saying.