Old-growth forests are rare – less than 7% of the area of U.S. forests today – and are still often logged. To recover forest ecosystems across the U.S., it will not be enough to protect just ...

both severely jeopardized by poor forest management — only about 5 percent of ponderosa pine forests in the Southwest remain as old growth. The Center's project involves small-tree thinning, ...

Brown tails are marked with thin white bands. HABITAT: Owls need western North American old-growth forests of white pine, Douglas fir, and ponderosa pine that create high, closed canopies, good for ...

In the American West, there are other types of old-growth forest. Dry ponderosa pine woodlands are similarly open in structure and contain trees up to nearly 1,000 years old. But perhaps the most ...

In an old-growth longleaf pine savanna, the absurdly long pine needles sing in the wind. Once considered forests, these landscapes in the southeastern U.S. coastal plain are open-canopied and ...