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Climate change – Analysis and Comment

Heat and dryness are leaving high mountain areas more vulnerable to forest fires. David McNew/Getty Images

Western fires are burning higher in the mountains at unprecedented rates – it’s a clear sign of climate change

As the risk of fires rises in areas once considered too wet to burn, it creates hazards for mountain communities and for downstream water supplies.
Wildfire smoke rises near Prince Albert, Sask., in May 2021, where a fast-moving wildfire led local officials to declare a state of emergency. THE CANADIAN PRESS/Kayle Neis

How wildfires affect climate change — and vice versa

Recent wildfire seasons have been worsened by climate change. But wildfires also lead to additional climate warming when they release carbon dioxide to the atmosphere.
Consumer decisions could play a critical role in dealing with climate change. A study gauging perceptions was published May 13, 2021. FotographiaBasica via Getty Images

Using captured CO₂ in everyday products could help fight climate change, but will consumers want them?

A large-scale survey asked people exactly that. One use of recycled carbon dioxide stood out.
This Warty Pig is part of a panel dated to more than 45,500 years in age. Basran Burhan/Griffith University

How climate change is erasing the world’s oldest rock art

The ancient cave paintings have only begun to tell us about the lives of the earliest people who lived in Australasia. The art is disappearing just as we are beginning to understand its significance.
Dry conditions across the West follow a hot, dry year of record-setting wildfires in 2020. Communities were left with scenes like this, from California’s Creek Fire. Amir Aghakouchak/University of California Irvine

Another dangerous fire season is looming in the Western U.S., and the drought-stricken region is headed for a water crisis

Drought conditions are so bad, fish hatcheries are trucking their salmon to the ocean and ranchers are worried about having enough water for their livestock.