Wilderness & Resources

Here are the dates you can get into any U.S. national park for free in 2017

Africa's tallest tree discovered towering on continent's highest mountain

Werner Herzog goes 'Into the Inferno'

9 great quotes from 'Simple Abundance'

NASA photos show Dead Sea dying

We're changing the way the world sounds

Obama's national monuments are a big deal

Fires force emergency closures on Appalachian Trail

13 must-see trees around the world

This Canadian town hosts over 1,000 polar bears every year

Sinkhole swallows Japanese street

5 invasive species that may have won the war

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