ecosystems

Investigators with an international environmental watchdog have recommended a probe into whether Canada is violating its own laws by not stopping toxic wastewater from being dumped into the ocean along its Pacific coast.

Old-growth forests that were environmental and Indigenous rights battlegrounds over clearcut logging in the 1980s and 1990s during British Columbia's "war in the woods" are set to receive permanent protections in a land and forest management agreement.

The beef industry is casting itself as one of the last lines of defence in protecting Canada's native grasslands — the rippling expanse of natural prairie that once covered a significant swath of the western provinces but which has been largely lost over the past century to crop farming and urban development.

Marine scientist Kieran Cox calls it "probably the most pervasive, unregulated pollutant in Canada and globally."

In a dark, unexplored layer of ocean, a hidden cache of fish might play an unexpected role in our climate’s future. It seems like a bad time for a new fishery.

Humanity is messing with the Earth’s “salt cycle,” with potentially dangerous consequences for drinking water supplies, crop production, and ecosystems.

A new study based on breeding bird surveys found that grassland birds reacted even more negatively to corn and soybean fields than they did to land used for oil and gas development.

Scientists just figured out that thousands of air-quality stations have been accidentally gathering invaluable DNA data on local organisms.

As wildfires from coast to coast scorch large swaths of forest, sometimes changing it irreversibly, experts have zeroed in on an often overlooked casualty of the blazes: wildlife.

The destruction of the Kakhovka Dam was a fast-moving disaster that is swiftly evolving into a long-term environmental catastrophe affecting drinking water, food supplies and ecosystems reaching into the Black Sea.

The Nature Conservancy of Canada has announced a plan to protect iconic Prairie grasslands, considered one of the most endangered and least protected ecosystems in the country.

Gray wolves, elephants, wildebeests and sea otters are a few of the species that can help keep global warming below 1.5 C.

Thirsty or damaged plants produce up to 50 staccato pops an hour, which nearby creatures may respond to, researchers have found.

Ben Wilson’s book Urban Jungle is a nuanced history of urban ecology and its vital role in the climate-change era.

Warming seas and dwindling sea ice are bringing new species to Arctic waters, a potentially irreversible tipping point for the ecosystem.