Wageningen University researchers modeled climate responses of over 32,000 tree species under global warming scenarios.

Trees face a deadly new pest in Pierce County, ... Oregon - in 2010, they were first recorded in the state of Washington, and since then, outbreaks have continued to crop up, ...

Under the new rules, enacted last summer, developers have to preserve 20 percent of the largest trees on a site or pay for up to four new trees to be planted for each mature tree they cut down ...

They found that the trees still managed to cool their leaves below lethal thresholds using evaporative cooling, similar to how humans sweat to cool their skin on a hot day. Even in extreme heat ...

A beetle pest is endangering pine trees in Pierce County, including an outbreak at Chambers Creek Regional Park. Learn how officials are addressing the threat.

They also take up square footage that could be developed for housing or other uses. For these reasons, trees are viewed as a cost. Adding up the benefits of trees allows cities to justify maintaining ...

Yet, as summers grow hotter and drier, trees face unprecedented stress. It’s essential to take proactive measures to help our trees withstand the dry season to ensure Seattle remains lush and green.

Between 2011 and 2021, Canada saw a significant decline in Christmas tree farming, losing 1,017 farms and more than 20,000 acres of farmland, according to Statistics Canada. That hasn’t slowed ...