Por un escritor de hombre misterioso
The saguaro may begin to fade from some parts of the Sonoran Desert as changes in the climate reshape the landscape.
Saguaro cacti collapsing in Arizona extreme heat, scientist says
National Parks in North America Threatened by Climate Change
Sonoran Desert – Susan Feathers
The iconic giant saguaro cactus in the Sonoran Desert
How Scientists Are Working to Protect Saguaro Cacti
Will Arizona's saguaros survive climate change and drought?
How Scientists Are Working to Protect Saguaro Cacti
The extreme heat in Phoenix is withering some of its famed saguaro cactuses, with no end in sight
School class makes a prickly proposition that sticks: designate an official state cactus - Northwest Public Broadcasting