FLAGSTAFF — As the morning light spread across the San Francisco Peaks, a group of about 50 volunteers from across Arizona ...

A pine tree (front) is dubbed ″President's Tree″ in a forest fostered by Korean hygiene product manufacturer Yuhan Kimberly and a forestry service in Selenge in Mongolia on April 17.

An international research team, including experts from the Ecological-Botanical Garden (ÖBG) at the University of Bayreuth, ...

In the shadow of Britain’s highest, coldest sweep of mountainous ground lies Rothermich’s Forest – home to the elusive Scots ...

High in the Gallatin Range south of Bozeman, a young whitebark pine tree, just over 3 feet tall, stands strong in the summer breeze.

Forests protect against avalanches, but not every forest is equally effective. Thanks to almost 50 years of observations at the Stillberg afforestation site, SLF researchers have now gained insight ...

Why it matters: The largest natural bishop pine forest in the world is in Tomales Bay State Park in Point Reyes. Just like the groves of their majestic cousins, the coastal redwoods, bishop pine ...

Photograph, pine tree forest and river American History Museum Usage Conditions Apply ... Object Details Description This photograph, donated in 1922 by the Office of Blister Rust Control of the US ...

Federal and local agencies say the project will reduce wildfire risk, but conservation groups claim it could harm threatened ...

Years ago the static condition of the planted Monterey pine forest of Golden Gate Park in San Francisco led to a contentious debate over how to prevent all those old trees from becoming a hazard.

Pine trees hate shade, but this was a clearing in the dense Adirondack forest, most likely created by a hearty gust of wind that had toppled the previous overstory, so it was pine-friendly.

TREES. INSECTS ARE FEEDING ON WHITE PINE TREES, AND THAT’S LEADING TO POSSIBLY DEADLY AND INFECTIONS. THE NC FOUR SERVICE FIRST NOTICED THE IMPACT ON TREES LAST SUMMER, AND NOW RESEARCHERS ARE ...