Spruce beetle infestation on the San Juan National Forest grew to more than 120,000 acres in 2015, according to an annual aerial survey of Colorado’s trees. To address this and other forest-health ...

Outdoor explorers in New York's Adirondacks can discover this lesser-developed forest area known for primitive camping, ...

An international study has revealed spruce trees not only respond to a solar eclipse but actively anticipate it by synchronizing their bioelectrical signals hours in advance into a cohesive, ...

Getting your Trinity Audio player ready... The Spruce Creek fire that’s burning on nearly 5,700 acres of U.S. Forest Service land in southwestern Colorado is 38% contained, fire officials announced ...

An error has occurred. Please try again. With a The Portland Press Herald subscription, you can gift 5 articles each month. It looks like you do not have any active ...

Frequent travelers on Interstate 70 through the Colorado mountains have become inured to the specter of lodgepole pines turned red by the invasion of the bark beetle. The disturbing picture of the red ...

The name speaks for itself — Sitka Spruce Park on Amaknak Island has dozens of spruce trees, creating a rare forest-like sanctuary. Regional lands are known for their tundra valleys filled with ...

As a cadre of Maine foresters and ecologists shuffled down the sun-baked roads of Surry Forest on Wednesday they were faced with the same sweltering heat they are trying to prepare Maine’s coastal ...