DEET, a common mosquito repellent, is building up in rivers, groundwater, and even drinking water, raising new environmental ...

Ex-minister Steven Guilbeault said the government’s recent policy decisions put its targets for 2030, 2035 and even 2050 out ...

Lake Erie sees reduced nutrient runoff and signs of recovery, but climate change and emerging threats continue to challenge ...

Extreme weather and changes in seasonal patterns are fundamentally altering the landscape, in cities and in farming communities. You’re going to pay for it.

Blooms of yellowish-brown seaweed along the Equator are breaking records and defiling beaches, while a centuries-old patch farther north is disappearing.

Wetlands, as critical "ecological kidneys" of the earth, perform irreplaceable functions such as water purification, carbon sequestration, and biodiversity ...

What role can local government play in responding to climate change? That question is the focus of the just-published book ...

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As cities across Canada try to cut emissions from homes, a new Concordia study shows significant differences in how well they ...

Most investors are focused on either generating cash flows, long-term growth or a combination of the two. But some ...

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The province has assumed sweeping new powers to seize control over municipal water systems — one of Ontario’s largest public ...