One of the simplest examples of how plants adapt to ensure that their species survives is found in pine cones. Evergreen trees that produce cones are called conifers. There are more than 600 species ...

A critical species to the ecosystem is facing a variety of threats. This Earth Day, ABC News is taking a look at solutions for issues related to climate change and the environment with the series, ...

About 100 seedlings of the whitebark pine tree were planted in Central Oregon early last month. The goal is to help increase their population as it has declined due to fungal disease, bark beetles and ...

University of Idaho Extension will offer an all-day white pine restoration workshop June 13 in Sandpoint. “It used to be the major species in the Inland Northwest, especially in North Idaho,” said ...

A Goldsboro couple had one of the largest pine trees in the state sitting in their yard. It was 13.6 feet around and 84 feet tall. That made it the fifth-largest pine in the state and the largest in ...

For months, foresters and researchers have been investigating reports of ailing pine trees in Arkansas. New diagnostic lab results help tell part of the story, but researchers are continuing to ...