ecosystem

Artificial satellites, thousands of which now clutter low-Earth orbit, have essentially become an invasive species.

The activists behind road blockades and hunger strikes calling for an end to old-growth logging in British Columbia say their non-violent actions are aimed at sparking public discussion and urging politicians to heed climate science.

For years, a young writer saw the tell-tale signs of beetle kill. And then the infestation came for the pines at her own home.

A tiny B.C. island community is preparing for a potential tussle with logging giant Mosaic Forest Management over its big trees and wetlands.

We can thank microbes for moving carbon to the depths of the ocean, but will our changing world mess with their good work? And should we intervene?

From the U.S. West to Mongolia, fences are going up rapidly as border barriers and livestock farming increase. Now, a growing number of studies are showing the impact of these fences, from impeding wildlife migrations to increasing the genetic isolation of threatened species.

We need to cut less and consider ecosystem values like carbon sequestration, water and biodiversity, not just the price a two-by-four will fetch on the market, says Suzanne Simard.

Taking the lessons I learned in Wiikwemkoong as a child and applying them to my everyday life as an adult has changed my perspective and has allowed me to view the world in a different light, writes Ashley Stefureak.

Sea stars in the waters off British Columbia that died off in the billions about a decade ago are not recovering as expected, an expert says.

The federal Fisheries Department is trying to shed more light on seals' impact — or lack thereof — on Newfoundland and Labrador's struggling cod stocks.

They may be much-hated insects, but wasps are voracious predators of pests, produce powerful antibiotics and pollinate plants.

The top of the world is turning upside down, says the first overall assessment of Canada's Arctic Ocean.

Ontario's wildlife will likely experience a population boom thanks to an ongoing state of emergency that is keeping most people in the province at home, a pair of experts say.

February is typically one of the wettest months in California, but the state is parched, and there’s no moisture in the forecasts

"It’s possible some populations lost an entire generation of progeny."