"The proposed Keystone XL pipeline survived nine years of protests, lawsuits and political wrangling that saw the Obama administration reject it and President Donald Trump revive it, but now the project faces the possibility of death by economics."

"In another sign the bloom is off the boom for the oilsands, the industry has returned almost one million hectares of northern Alberta exploration leases to the province over the past two years — abandoning an area far bigger than P.E.I."

"In the hours after the 2014 Mount Polley mine disaster, authorities were already concerned laws had been broken and the premier’s office was worried fallout from the tailing pond breach would “get in the way” of other planned mines, documents provided to The Tyee reveal."

"Two fish-bearing creeks will be used for 2.3 billion tonnes of toxic tailings from the proposed Kerr-Sulphurets-Mitchell (KSM) mine in northwest B.C., wiping out habitat for several populations of small Dolly Varden fish."

"Wildfires barreled across the baking landscape of the western U.S. and Canada, destroying homes and forcing thousands of residents to flee."

"About 10 per cent of Alberta’s 1,500 abandoned oil and gas wells in urban areas are leaking methane, in some cases at levels that create the risk of health damage and explosions, according to an unreleased 2016 report."

"Toxic chemicals in the Great Lakes have dropped but invasive species and algal blooms threaten the lakes' ecosystems and keep them from being truly great, says a new report from the U.S. and Canadian governments."

"Fewer of North America's Atlantic salmon are making it back to rivers to spawn, which bodes poorly for the future of the imperiled fish, an international conservation group says."

"OTTAWA — The timing was coincidental, but the meeting had a new urgency. One day after President Trump withdrew the United States from the Paris climate accord — saying he was elected to serve Pittsburgh, not Paris — the transport minister in Prime Minister Justin Trudeau’s cabinet visited with the mayor of Pittsburgh to discuss climate change."

"As global temperatures rise and the oceans warm, what used to be 500-year floods are now happening more frequently."