Flathead National Forest culturist Karl Anderson holds a whitebark pine seedling on June 24, 2021, prior to planting it on a mountainside at Whitefish Mountain Resort in Whitefish, Mont. Whitebark ...

Tujiin Nars means endless pine tree forest in Mongolian. However, the region lost 70 percent of its trees to wildfires in the late 1990s to early 2000s.

T he melting of glaciers in the Rocky Mountains led to a remarkable discovery: a 5,900-year-old whitebark pine forest, including more than 30 dead trees that were entombed in ice for millennia ...

The sign overstates the height of the world's tallest sugar pine tree by 10 feet. Still, at 255.44 feet, this is one impressive tree. The giant sugar pine is located in the Umpqua National Forest ...

Susan Orlean traces the life span of Tree 103, a white pine in New York’s Adirondack Mountains that is believed to have sprouted in 1675 and that grew to a height of a hundred and sixty feet ...

The forest began to struggle about 5,500 years ago due to drops in summer temperatures. This transformed what was a high mountain tree-filled landscape into the alpine tundra there today.