Wednesday, May 11, 2016

Toxic legacy

Fort McMurray wildfire ash, water a caustic mix

A charred vehicle and home are pictured in the Beacon Hill neighbourhood of Fort McMurray on Monday, after wildfires forced the evacuation of the town last week. CHRIS WATTIE

Globe and Mail

CBC News

Danger from the catastrophic Fort McMurray, Alberta, wildfire won't end when the flames stop. Research from California fires that have burned through communities suggests such blazes leave a dangerous legacy of caustic ash and toxic metals. The USGS found ash left after California's wildfires in 2007 and 2008 was far more alkaline than ash from wood fires. Mixed with water, the ash was almost as caustic as oven cleaner.

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Judge rejects feds' Columbia River salmon plan

The Oregonian

A federal judge has ruled for the fourth time that the U.S. government's plan to recover salmon and steelhead in the Columbia River basin fails to address the federal hydropower dams' effect on fish. U.S. District Court Judge Michael Simon criticized the current plan for underestimating the effects of climate change on fish survival and gave NOAA two years to write a new plan.

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Climate change may threaten Crater Lake's water

The Oregonian

Crater Lake is famous for its stunning blue and crystal-clear water, but that feature could be a thing of the past someday. Warming air temperature could threaten the water in Oregon's most-popular National Park, according to a new report by the USGS, the result of sustained climate change in the Pacific Northwest.

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