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Climate change threatens the survival of iconic saguaro cactus in the Southwest

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The saguaro cactus being threatened by drought conditions and rising temperatures. Scientists surveying Saguaro National Park in Arizona say the situation is increasing the mortality rate of young saguaros. Stephanie Sy has more on what those trends mean for ecosystems in the Sonoran desert.

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Category
U.S. & Canada
Tags
american southwest, climate change, climate threat
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