Wilderness & Resources

How Earth lost half its trees to humans

Take a glimpse into the 'unseen' world of trees

Can the tri-state water wars be resolved?

Cruise lines may alter path to protect whale sharks

Why Ohioans care what Mount McKinley is called

How fake chimneys can help save birds

New seabed discovery rivals Great Barrier Reef

Mercury is contaminating the Grand Canyon's fish and wildlife

How to view a meteor shower

Spending hours staring at moss is more thrilling than you might think

From Acadia to Zion: How to shoot national parks

Mount Roraima: 'A remote island in the sky'