Amid the Arizona heat, researchers are finding Fremont Cottonwood trees can cool themselves down, but their survival depends on consistent water access. The trees essentially sweat - using water ...

About five to six years ago, the West Coast experienced many wildfires and a drought that prevented new trees from being planted, and Arizona is feeling the effects. “This happened five ...

Arizona State University began its push to install mechanical trees around campus that would collect carbon dioxide out of ...

Trees should be bare and not placed in a bag ... The Republic’s coverage of southern Arizona is funded, in part, with a grant from Report for America. Support Arizona news coverage with a ...

Deck the Trees has raised more than $126,000 for Swannanoa Valley Christian Ministry's heating assistance program.

New research has found that the punishing summer temperatures and persistent drought conditions in much of Arizona and the Southwest are dealing a double whammy to trees attempting to regulate ...

Northern Arizona University researchers shed new light on how cottonwoods cope with increasing heat stress -- and the ...