U.S. forests changes are double-edged sword for environment

Climate change, nitrogen deposition and fire suppression are leading to shifts in the types of trees that dominate American forests. These changes will have environmental consequences, potentially positive and negative, according ...

The birds who seek out Goldilocks fires

As wildfires become more prevalent and more severe, these 'megafires' are not only deadly and destructive, they may also negatively affect wildlife species that depend on habitat that lies in their wake, according to new ...

Forest fires in Sierra Nevada driven by past land use

Forest fire activity in California's Sierra Nevada since 1600 has been influenced more by how humans used the land than by climate, according to new research led by University of Arizona and Penn State scientists.

Yosemite forest fire example of possible things to come

Forest composition, ground cover and topography are the best predictors of forest fire severity in the Western U.S., according to Penn State physical geographers who also see that the long history of fire exclusion on federal ...

More, bigger wildfires burning western US, study shows

Wildfires across the western United States have been getting bigger and more frequent over the last 30 years – a trend that could continue as climate change causes temperatures to rise and drought to become more severe ...

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