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Climate change – Analysis and Comment

Fires are increasing in high mountain areas that rarely burned in the past. John McColgan, Bureau of Land Management, Alaska Fire Service

Fire danger in the high mountains is intensifying: That’s bad news for humans, treacherous for the environment

Fires here can affect meltwater timing and water quality, worsen erosion that triggers mudslides, and much more, as two scientists explain.
The federal Impact Assessment Act, which seeks to minimize the environmental impacts of major economic projects, is at the centre of a dispute over whether it intrudes into provincial jurisdiction over natural resources development. THE CANADIAN PRESS/Jeff McIntosh

How a Supreme Court case could decide the future of Canadian climate policy

Canada’s federal Impact Assessment Act seeks to minimize the environmental impacts of major economic projects. Will the Supreme Court uphold the act?
Sprinklers water a lettuce field in Holtville, California with Colorado River water. Sandy Huffaker/AFP via Getty Images

The Colorado River drought crisis: 5 essential reads

Two decades of drought have reduced the river’s flow by one-third compared to historical averages. The Biden administration is considering mandatory cuts to some states’ water allocations.