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Greener gear for your daily commute

Just outside Nome, Alaska, the bushes are hung with qiviut, the insanely valuable underwool of the musk ox

DON'T hold the salt. Instead, check out this roundup of sustainable options.

A thousand points of light: Photographer Kei Nomiyama captures fireflies at dusk

The climate change documentary series returns, now on the National Geographic Channel

On arboreal communication and the glory of leaves

In some communities, it takes a lot of courage to acknowledge that global warming is a clear and present danger

Naturalist Leigh Calvez takes a year-long journey into the life and lore of owls

An effort is underway to form a stronger conservation movement from the disparate strands of the outdoor recreation community

After 15 years of using crane costumes and ultralight aircraft, researchers are taking a more naturalistic approach to restoring crane populations in the eastern United States

Cary Fowler, the visionary behind the Svalbard Global Seed Vault, talks about his new book—and why biodiversity is a key component of world peace

Advocates release the first guide to educate consumers on the synthetic biology within food and personal products