In Idaho, a breathtaking new reserve promises to preserve the darkness — and shows how other communities can follow.

The documentary Cascades Crossroads showcases the hard work — and compromises — necessary to protect migrating animals from deadly highways.

A Republican bill threatens to open up federal wilderness areas to mountain biking — and in the process threatens the 1964 Wilderness Act.

Drilling in the refuge was tucked into in last month’s Republican tax bill, defying decades of attempts to protect this pristine wildnerness.