President Teddy Roosevelt, the quintessential conservationist, said, "A grove of giant redwoods or sequoias should be kept just as we keep a great and beautiful cathedral.” While in Tucson, Arizona, ...

Arizona’s iconic saguaro cactuses seem like immobile sentinels standing watch over the Sonoran desert landscape. But beneath their still, spiny exteriors, these towering cactuses are actually ...

The cacti arrive in buckets and cardboard boxes, in truck beds and plastic cups. Some are prickly green knobs smaller than a fist; others are saguaros a few feet tall—miniature versions of the ...

A principal icon of the American Southwest, the saguaro cactus stands as a large green pillar on the desert horizon, beckoning newcomers to the desert with open “arms.” This icon of Arizona’s ...

There is several things to do at Saguaro National Park located in Tucson Arizona. Beyond activities, the park itself pro ...

Made to withstand the harsh climate of the desert and thrive in it, the dead and decaying desert plants throughout the Sonoran landscape may be perplexing to those who see it. But even the toughest ...

Amid the utter turmoil of the COVID-19 pandemic and a record-hot summer, the area's mighty saguaros were toppling at a rate that alarmed casual observers. In recent years, photos and videos of ancient ...

Geologist Jeff Moore was visiting family in Tucson when he got the idea of adapting tools used to measure earthquakes for the study of saguaro cactuses. Studying the inner structure of a cactus ...

As climate change makes desert summer rains more episodic and crucial winter rain rare, fewer young saguaros are surviving. At Saguaro National Park, drought has killed large numbers of young saguaros ...