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New Tar Sands Impact on Climate, Air Quality Found

New Tar Sands Impact on Climate, Air Quality Found

In one of the first studies of its kind, scientists have found that tar sands production in Canada is one of North America’s largest sources of secondary organic aerosols — air pollutants that affect the climate, cloud formation and public health. The study, published Wednesday in the journal Nature, showed that the production of tar sands and … Read More

Cities ‘Woefully Unprepared’ for Rising Disaster Risk

Cities ‘Woefully Unprepared’ for Rising Disaster Risk

Cities around the world are failing to plan for fast-increasing risks from extreme weather and other hazards, particularly as population growth and surging migration put more people in the path of those threats, the World Bank said. By 2050, 1.3 billion people and $158 trillion in assets will be menaced by worsening river and coastal floods alone… Read More

One in Five of World’s Plant Species at Risk of Extinction

One in Five of World’s Plant Species at Risk of Extinction

One in five of the world’s plant species is threatened with extinction, according to the first global assessment of flora, putting supplies of food and medicines at risk. But the report also found that 2,000 new species of plant are discovered every year, raising hopes of new sources of food that are resilient to disease and climate change. New … Read More

Young Forests Can Store ‘Enormous’ Amounts of Carbon

Young Forests Can Store ‘Enormous’ Amounts of Carbon

Woodland areas that regrow after forest fires, logging operations or other disturbances can sequester huge amounts of carbon dioxide and they play an unexpectedly valuable role in mitigating climate change, according to a study by 60 scientists from across the globe. The research, published Friday in the journal Science Advances, is the first to … Read More

Could Baby Steps Be the Best Global Climate Strategy?

Could Baby Steps Be the Best Global Climate Strategy?

Could baby steps be the best way to make international progress on slashing greenhouse gas emissions instead of trying to strike a bold and grand bargain among world powers? A paper published Monday in the journal Nature Climate Change concludes that the answer to that questions is: Yes. So far, international cooperation on climate change has come… Read More

Shipping Industry Pressured to Set Carbon Targets

Shipping Industry Pressured to Set Carbon Targets

Disagreement among nations means no carbon emissions targets have been set for international shipping, but voices from within the industry are calling for global curbs to be set soon, before countries or regional blocs take matters into their own hands. The shipping sector, like aviation, was excluded from any target cuts under last year's Paris … Read More

Governments Should Study Worst-Case Warming: U.N.

Governments Should Study Worst-Case Warming: U.N.

A United Nations panel of scientists seeking ways for nations to limit global warming to 1.5 degrees Celsius should not dissuade governments from concentrating on bleaker scenarios of higher temperatures as well, its former chief said on Wednesday. Nations should be considering the potential impact of temperature rises of much as 4 degrees Celsius… Read More

Chilling Video Shows Wildfire Damage in Fort McMurray

Chilling Video Shows Wildfire Damage in Fort McMurray

The Fort McMurray fire is still burning out of control, but footage is beginning to emerge of the destruction left behind in northern Alberta’s largest metro area. As of Friday morning, the wildfire that flared up in northeastern Alberta on Tuesday had spread to 247,000 acres, according to the CBC. The wildfire is expected to be one of the most… Read More

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Summer Temperature Trends Summer weather has been changing in ways climate scientists say are consistent with what they’d expect in a warming world.

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