Experts say the upcoming growing season may be difficult. Apple trees are dying in large numbers in parts of Canada and the U.S., and experts aren't sure if the culprit is extreme weather, bacteria, ...

The rise in tree mortality is troubling for local forest ecosystems. As a global phenomenon, however, it has a significant ...

Spotting a few brown or dying leaves on your tree can be distressing. While it's probably not a reason to panic, it is a sign that you should take a closer look at your tree's health. A lot of ...

They may look like your average tree, but "zombie trees" pose an immediate threat to people. Richard Hamelin, a professor of forestry at the University of British Columbia (UBC), says the rotting ...