"The delicate balance of one of the planet’s largest natural systems for storing carbon depends on the humble black spruce tree."

"A faulty tailings dam at the B.C. mine dumped billions of litres of waste into the environment — and Quesnel Lake is still contaminated. Now Imperial Metals wants to expand the same dam"

"Thousands of firefighters were battling a rapidly growing wildfire in northern California on Saturday after the blaze more than doubled in size in a 24-hour span."

"The sun looked orange as it shined through a thick blanket of wildfire smoke on Tuesday across a large area of North America, including in Denver, and the smoke could spread even farther in the coming days."

"The sun appeared orange and red through a layer of haze on Tuesday morning as a large blanket of wildfire smoke covered part of the central United States and Canada.

"Wildfires are blazing across western U.S. and Canada, prompting thousands to evacuate, shutting down highways and fouling the air quality over several states."

"The United States and Canada have reached an agreement in principle on modernizing a 60-year-old pact on Columbia River flood control and power generation, and work on draft amendments will begin in the coming weeks, they said on Thursday."

"A fairly controlled fire grew to a 10,000-hectare inferno over the course of a day, causing 9,600 residents of an eastern Canadian community to flee and putting a nearby community on evacuation alert."

"The forests of Clayoquot Sound became world famous as the battlegrounds of the decades-long “war in the woods” — and now, a vast swath of the rich old-growth trees are permanently protected."

"Canada said on Wednesday it would allow some commercial fishing of cod to restart off its northeastern Atlantic coast, more than 30 years after it was shut down to protect plummeting stocks."

"A scorching heat wave roasting the country and leading up to the summer solstice was expected to intensify in the coming days, potentially breaking records and impacting more than 135 million people, meteorologists warned Wednesday."