Do preemptive blackouts reduce wildfire risks?

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Summer is here, which means fire season has also arrived. Photo credit: NPS Climate Change Response/CC 2.0, via Flickr

High winds and heat in Northern California recently caused PG&E to shut off power to communities in the Sierra Foothills. That left more than 20,500 people in Butte and Yuba counties without power. PG&E hopes this strategy, albeit controversial, will prevent sparks that lead to wildfires.