Mount Everest, the high-altitude rubbish dump

Decades of commercial mountaineering have turned Mount Everest into the world's highest rubbish dump as an increasing number of big-spending climbers pay little attention to the ugly footprint they leave behind.

World's biggest rooftop greenhouse opens in Montreal

Building on a new hanging garden trend, a greenhouse atop a Montreal warehouse growing eggplants and tomatoes to meet demand for locally sourced foods has set a record as the largest in the world.

What's the carbon footprint of an email?

A long list of seemingly harmless everyday actions contribute to emissions of carbon dioxide (CO2) and other climate-altering greenhouse gases.

Recycling plastics might be making things worse

A team of environmental engineers at the University of Strathclyde in Scotland and Dalhousie University Halifax in Canada has found that techniques for recycling plastics may inadvertently lead to increased environmental ...

Atlantic warming turbocharges Pacific trade winds

New research has found rapid warming of the Atlantic Ocean, likely caused by global warming, has turbocharged Pacific Equatorial trade winds. Currently the winds are at a level never before seen on observed records, which ...

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