Three summers ago, the Caldor Fire burned its way up the Western Slope into the Tahoe Basin, scorching 221,835 acres. The fire burned for over two months, cloaking the lake and its surrounding ...

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They may respond a bit like us, it turns out: Some trees essentially shut their windows and doors and hold their breath. Plants have pores on the surface of their leaves called stomata. These pores ...

It’s been a relatively quiet wildfire season so far in the Pacific Northwest, with not much in the way of large fires or widespread smoke pollution — yet. But a recent study found that more frequent ...

As U.S. wildfire seasons escalate in length and intensity, firefighters and residents in western states face mounting threats to their long-term health due to prolonged exposure to smoke. Urban air ...

This summer, millions of people across the eastern U.S. woke up one June morning to apocalyptic orange skies and thick, choking wildfire smoke. Over the summer, massive Canadian wildfires blanketed ...