"After three fiery accidents involving trains carrying crude oil out of North Dakota's Bakken Shale, regulators and industry officials are trying to figure out why the oil is exploding."

"Scientists have found a more than 7,300-square-mile ring of land and water contaminated by mercury surrounding the tar sands in Alberta, where energy companies are producing oil and shipping it throughout Canada and the U.S."

"Scientists say the closure of some of the world's finest fishery, ocean and environmental libraries by the Harper government has been so chaotic that irreplaceable collections of intellectual capital built by Canadian taxpayers for future generations has been lost forever."

"VICTORIA, B.C. -- More than seven billion litres of water were used for fracking in B.C. last year. If the government’s liquefied natural gas sector takes off, the water needed to get shale gas out of the ground in the northeast corner of the province will likely increase by 500 per cent, or more."

"Canadian insurers are grappling with the prospect of financial damage from yet another severe storm, capping off a brutal year that raised serious questions about how the industry will deal with the costs of climate change."

"VICTORIA -- Within three hours of the Joint Review Panel’s announcement giving conditional approval for the proposed Northern Gateway pipeline, the Lake Babine First Nation threatened the lawsuit it has been preparing for months."

"Repair crews are working around the clock to restore electricity to about 500,000 households in Ontario and Quebec after an ice storm snapped branches, brought down power lines and crimped travel in Canada’s two most populous provinces."

"OTTAWA — An environmental and economic review panel approved plans for a pipeline and port project that, if built, will move oil from Alberta’s oil sands to tankers on Canada’s Pacific Coast."

"Continental Resources, one of the companies that has committed to ship crude on TransCanada Corp's proposed Keystone XL pipeline, now says the controversial pipeline is no longer needed."

"Three years ago, coal was hot. Stoked by insatiable coal-fired Chinese power plants, international demand boomed. Prices soared. Phones rang frequently at Oregon and Washington ports. On the other end? Eager investors hoping to snatch up land to build export terminals to quench Asian demand. How things have changed."