Urban Nature, which is connected to the Julie Ann Wrigley Global Futures Laboratory at ASU, is identifying spots that need trees planted the most.

PHOENIX — The 2025 Arizona State Capitol Christmas tree was harvested on Monday near Peach Springs, Arizona. The 30-foot pinyon pine was a gift from the Hualapai Tribe to the state to celebrate the ...

TEMPE, AZ — About five years ago, Arizona State University began its push to install mechanical trees around campus that would collect carbon dioxide out of the atmosphere to help fight climate change ...