Saguaro Cactus: The slow death of a desert giant
Climate change is pushing the Sonoran Desert to the brink, with saguaro cacti as a bellwether of the impending disaster.
… In fact, since the Desert Botanical Garden’s founding in 1939, there is no record of a loss equal to this one. Among the over 1,000 saguaros on the grounds, perhaps a single arm is lost in a given year, and even then it’s generally from storm damage. This summer, a total of 13 arms dropped, and not one fell during a storm. Within days, some of these mutilated giant cacti had collapsed entirely.
The detached giant arms lying on the ground made for riveting video on news programs. But saguaros are only the most recognized species suffering, and the problem goes far beyond …
