In a separate ruling this summer, a different federal judge banned the major tobacco companies from selling light, mild, and low tar products in the United States, agreeing that smokers have been deceived about the dangers.

NPR: Judge OKs Class-Action Suit by 'Light' Smokers

It said the law will give the FDA the power to restrict advertising, stop illegal sales of tobacco products, require graphic health warnings that cover the top half of the front and back of cigarette packs, ban misleading health claims such as "light" and "low-tar, " regulate health claims, require disclosure of the contents of tobacco products, require changes in tobacco products.

CNN: Senate passes bill increasing FDA power over tobacco products

It would prohibit tobacco companies from using terms such as "low tar, " "light" or "mild, " require larger warning labels on packages, and restrict advertising of tobacco products.

CNN: Obama welcomes bill to regulate tobacco

Earlier this month, the Alberta government brought out a 20-year plan for the greening of the tar sands, which, while light on details, showed more than the usual resolve.

ECONOMIST: Stephen Harper looks to Washington, not Alberta

Light sweet crude is depleting quickly, and now the industry is going after heavy crude and tar sands and thermally enhanced oil.

CNN: Ethanol: Is it friend or foe?