"Proposed answers from Environment Canada to questions about a 2013 oilsands leak triggered emails suggesting the ministry 'limit information' given to media."

"A northwestern Ontario First Nation has released a five-year-old report confirming the community suffers ongoing effects from mercury poisoning, but it says the government has never acted on the findings."

"One of Washington’s most influential lobbying firms made thousands of dollars in political contributions to U.S. lawmakers as it worked on behalf of the Alberta government to promote Keystone, documents reveal."

"SOUTH PORTLAND, Maine — Tom Blake, like thousands of his neighbors in this coastal town, is used to living alongside the oil industry. Tank farms cluster in neighborhoods, by the park where families watch the movie "Frozen" on a summer night, next to schools and senior citizens apartment buildings. As a child, Blake, the town's former mayor, used to jump into high snow drifts from the massive oil tank next door."

"Across the Canadian border, massive dams generate a seeminglyendless supply of hydroelectricity — a source of power that could help New England replace its closing coal and nuclear plants while cutting greenhouse gas emissions that contribute to climate change. But there’s a big problem: getting it here."

"For the past few weeks, dry and warm weather have fueled large forest fires across Canada’s remote Northwest Territories. The extent of those fires is well above average for the year to-date, and is in line with climate trends of more fires burning in the northern reaches of the globe."

"Deputy premier Rich Coleman challenged Thursday the conclusions of a scientific panel into the environmental effect of shale gas development using fracking."

"A retired nuclear scientist has slammed Ontario Power Generation over its proposed $1-billion nuclear waste burial site on Lake Huron, saying the utility’s safety assessment contains some dangerous errors."

"It was a decision that had positive implications for the ability of Goldcorp Inc and other companies to continue to mine on land that natives had ceded to Canada under treaty. Goldcorp operates Canada's largest gold mine in the same region as the tract in the forestry dispute, and had intervened in the court case."

"Scientists at the University of Manitoba say they have linked pollution in the oilsands to elevated cancer rates in Fort Chipewyan for the first time."