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Despite climate threats, landscape may shelter some saguaros

A study of saguaros on Tucson's Tumamoc Hill using a half-century of data may help researchers understand how topography may help some of the Sonoran Desert's iconic giants endure a hotter, drier future. ... Read more»

Will Arizona’s saguaros survive drought, climate change?

The Sonoran Desert's famed cacti are struggling to cope with climate change and prolonged drought by reproducing less frequently. This worrisome downtick could signal the state’s saguaros are in decline.... Read more»