Wilderness & Resources

These are the fee-free days for U.S. national parks in 2019

Wetlands are in the crosshairs of proposed Clean Water Act changes

Conservationists plant a 'super grove' of redwood trees cloned from ancient stumps

He may not have conquered the Pacific, but he sure did get our attention

Why does the sky sometimes turn purple?

7 reasons why Arctic sea ice matters

All-women film team takes on border wall on behalf of all at-risk wildlife

How WildArk is saving biodiversity, one safe haven at a time

Is there any true wilderness left?

Gemstone turns out to be fossil of an unknown dinosaur

A massive newly discovered cave may be the biggest in Canada

Freshwater sources around the world are in unprecedented decline

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