First Nations groups backed by environmental and conservationist allies in Canada are denouncing a pipeline and tanker ...

U.S. environmental groups are highlighting their objections to importing Canadian tar sands-based oil as House Speaker Nancy Pelosi (D-Calif.) meets Wednesday evening with Canadian officials on the ...

Americans now paying $4.50 for a gallon of gas are on the verge of open revolt. A price that high -- and likely to go higher -- is simply unaffordable for the millions of people commuting to work.

Recent spikes in gasoline prices have led once again to calls for more aggressive off-shore oil drilling and consideration of other sources of petroleum, particularly Canadian tar sands, to meet the ...

While politicians, environmentalists and Big Oil fight over the Keystone XL pipeline, the Bay Area's five refineries have quietly moved toward transporting controversial Canadian tar sands crude oil ...

The Washington Post is wailing about the environmental ruination of that great ecological wonder, the Canadian tar sands. Canada's Athabasca Basin holds more hydrocarbons (oil) than anyplace else in ...

If it is ever built, the Keystone XL Pipeline will exist for one reason: To move Canadian tar sands oil from remote Alberta to refineries in Texas. For the U.S., controversy over the tar sands is ...