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Articles on Climate change

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US scheme used by Australian farmers reveals the dangers of trading soil carbon to tackle climate change

If problems in such schemes are not addressed, the credibility of soil carbon trading will be undermined. Ultimately the climate - and the planet - will be the loser.
Whooping cranes were hunted extensively through the early 1900s, and by 1941, only 22 remained. They breed in Wood Buffalo National Park, in Alberta. (Shutterstock)

Environmental laws in Canada fall short of addressing the ongoing biodiversity crisis

A bewildering array of laws and regulations cover species and ecosystems in Canada, making their protection inadequate.
If successful, solar geoengineering would would reduce the amount of sunlight that reaches the Earth’s surface and warms the planet. (Shutterstock)

Solar geoengineering could limit global warming, but Canada should study risks and benefits first

Solar geoengineering could theoretically cool the Earth to slow global warming, and it has been controversial. Still, countries should research its risks and benefits.
Snow melts near the Continental Divide in the Bridger Wilderness Area in Wyoming, part of the Greater Yellowstone Area. Bryan Shuman/University of Wyoming

Yellowstone is losing its snow as the climate warms, and that means widespread problems for water and wildlife

The area’s iconic national parks are home to grizzlies, elk and mountain snowfall that feeds some of the country’s most important rivers. A new report show the changes underway as temperatures rise.
Flooding caused by high tides in a Miami neighborhood on June 19, 2019. AP Photo/Ellis Rua

For flood-prone cities, seawalls raise as many questions as they answer

Many coastal US cities are contending with increasingly frequent and severe tidal flooding as sea levels rise. Some are considering building seawalls, but this strategy is not simple or cheap.
Food prices are poised to become higher post-pandemic. But using technology smartly and humanely can put the brakes to food price inflation. (Pixabay)

Food is poised to get a lot more expensive, but it doesn’t have to

How to keep food prices down? Use technology to change the way we produce food and public policy to ensure there’s a fair price put on things like climate change, human labour and animal welfare.
Low-lying communities near rivers and bays face increasing risk of flooding. RoschetzkyIstockPhoto

‘Managed retreat’ done right can reinvent cities so they’re better for everyone – and avoid harm from flooding, heat and fires

Managed retreat doesn’t always mean leaving. It’s about preserving the essential while redesigning communities to be better for everyone. Here’s what that can look like.

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