"The Canadian prime minister, Justin Trudeau, said on Monday that Canada will impose a tax on carbon emissions starting in 2018 as part of its efforts to meet targets set by the Paris climate change accord."

"CBC's map detailing the federal buildings across the country containing asbestos has been updated with hundreds of new entries to reflect the newly released National Asbestos Inventory from Public Services and Procurement Canada."

"A Canadian farming federation and an anti-GMO network are separately calling on the federal Competition Bureau to review the possible implications of Bayer's $66 billion US takeover of seed giant Monsanto."

"In a rare show of unity, tribal leaders from the United States and Canada plan to sign a joint treaty on Friday aimed at blocking the proposed hunting of grizzly bears in Idaho, Montana and Wyoming."

"The Pacific NorthWest LNG project, which would produce more than five million tonnes of carbon dioxide a year, has 190 legally binding conditions attached to the approval."

"WINNIPEG, Manitoba -- Aboriginal tribes from Canada and the northern United States signed a treaty on Thursday to jointly fight proposals to build more pipelines to carry crude from Alberta's oil sands, saying further development would damage the environment."

"Canada will impose a carbon price on provinces that do not adequately regulate emissions by themselves, Environment Minister Catherine McKenna said on Sunday without giving details on how the Liberal government will do so."

"A group of mayors from Canada and the U.S. is trying to challenge a recent decision allowing an American city to draw water from the Great Lakes, arguing that it sets a dangerous precedent."

"VANCOUVER – Senior BC Hydro executives have worried for years that earthquakes triggered by fracking operations in search of natural gas could damage its two big dams on the Peace River, putting thousands of people at risk if the dams fail."

"KENORA, Ont. — The federal Liberal government is formally committing $1.7 million over two years to support a renowned freshwater research station that nearly fell victim to Conservative budget cuts."