The Knife River's watershed is largely undeveloped, being 72% forest, 16% wetland, and 6% grassland.

They offer programs designed to demonstrate the natural resource values of open, undeveloped forests, upland and wetlands.

Except directly over the tunnels, the hillsides are steep and undeveloped forest, with some residential development along the top of the ridges.

A better approach, she said, would be to cluster houses in a large area of undeveloped forest.

Wisteria planted decades ago by farmers in then-rural areas has become wild and is common in undeveloped forests.

I purchased hiking boots - and investigated the flora and fauna of the undeveloped forest behind my house.

The rest of the continent, except for the guesting area on the western tip, was totally, totally undeveloped forests and mountains.

Although the last few miles have been basically undeveloped rural forests.

Southside Park is almost entirely undeveloped forest with no established paths through it.

Private lakefront property is very limited as most of the virgin shoreline is undeveloped forest.