PORTLAND, Ore. (KOIN) — Older trees in an Eastern Oregon forest are perishing “at an alarming rate,” according to researchers. A new study led by James Johnston, an assistant research professor for ...

EUGENE, Ore. (KATU) — A new analysis reveals that many of Eastern Oregon's ancient trees are dying at an alarming rate. The study, conducted by a team led by James Johnston, an assistant research ...

A piece of tape dangles from a tree alongside the Blue Bike Trail in the Pocomoke State Forest. Maryland's Department of Natural Resources is planning to cut patches of trees along the trail, stirring ...

OFF CHUCK-A-LUCK ROAD, HART COUNTY — Acres of poplars and soaring red and white oaks, a century or more old, surround a small wooden cabin overlooking a hilltop pasture in this part of rural Hart ...

It is not every day that the federal government has an opportunity to do something truly important for our state and our country’s precious old-growth forests. Healthy forests, of which old growth is ...

Of the many acres of woodland that extend across Holden Arboretum, scientist David Burke believes the 250 acres or so of old-growth forests provide unique value for research and the environment.

The herbaceous layer: the forest between the trees / Frank S. Gilliam -- Nutrient relations of the herbaceous layer in deciduous forest ecosystems / Robert N. Muller -- Ecophysiology of the herbaceous ...