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Study: Yellowstone’s forests could become grasslands by mid-century

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The twin forces of wildfire and climate change could turn the forests of Yellowstone National Park into grasslands by the middle of this century, according to a new study.

The study, published in Ecological Monographs, found that warmer and drier conditions make it tougher for lodgepole pine trees and Douglas firs to regenerate after being consumed by fire. It also found that the trees that do regenerate have a tough time surviving for very long.

 

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