For 30 years, Aspen has held the title of Tree City USA, one granted by the Arbor Day Foundation to communities that meet four requirements: The city must maintain a tree board or department, meaning ...

An infestation of aphids and other bugs is putting Aspen's cottonwoods under extreme stress and causing their leaves to die earlier than normal, according to local tree experts. "This is the worst ...

Warming temperatures continuously impact mankind, wildlife, major corporations and propositions at all levels of government, but for Flagstaff forests, climate change is a catalyst for countless ...