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Scientists hope to breed a heat-resistant saguaro as more die in a warming climate - NPR

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Scientists hope to breed a heat-resistant saguaro as more die in a warming climate : NPR

Scientists hope to breed a heat-resistant saguaro as more die in a warming climate
The record-breaking heat in the Southwest has killed some of Arizona's famous saguaros. Scientists are looking for ways to ensure the cactus can survive in a warming climate.

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