In recent years, foresters have been able to observe it up close: First, prolonged drought weakens the trees, then bark beetles and other pests attack. While healthy trees keep the invaders away with ...

Forecasters warn an extreme winter storm could trigger rare “exploding trees” across the Upper Midwest as temperatures plunge ...

The center of a tree or shrub stem (from roots to trunk, branches, and twigs) is woody, composed of xylem cells that conduct water from the roots to the upper parts of the tree. That woody section is ...

The bark of a single tree can be home to trillions of bacteria, and these microbes may have an important but neglected role in controlling greenhouse gases in Earth’s atmosphere. The total surface ...

By Ruth Kamnitzer Microbes living in tree bark consume vast amounts of climate-related and toxic gases, according to new ...

Gregory Moore does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

An ecologist investigates pest infestation in forests with mixed and monoculture tree stands. In recent years, foresters have been able to observe it up close: First, prolonged drought weakens the ...