University of Alberta research is showing how trees and fungi team up to survive and stay healthy against insect attacks—an ...

The Urban Forestry program advances sustainable environmental management in the San Francisco Bay Area through applied research and extension focused on urban trees and water. The program supports ...

However, environmentalists warn that these trees are a threat. Introduced in the mid-1960s, the popular cultivar of Callery pear was once a favorite among landscapers. They were also pest ...

The bugs are attracted to weakened trees, likely to be found in London where they are stressed by other environmental factors ... planes in London means this pest may spread quickly, as seen ...

A project that began as a study of a colony of bats living at Ohlone Elementary School culminated with a tree planting on the ...

However, environmentalists warn that these trees are a threat. Introduced in the mid-1960s, the popular cultivar of Callery pear was once a favorite among landscapers. They were also pest-resistant ...