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Wind power is inexhaustable, clean, and virtually free—but still not perfect.

Trading granite walls for giant turbines, mountaineers cash in on their rope skills to keep America's wind farms humming

Biomimicry provides design for cheaper, smaller turbines

Life imitates cartoons

Wind is no longer the energy source of the future. It's ready today.

The Cat in the Swamp

Best known for her past role as Xena the Warrior Princess, her fight scenes are now about preserving the planet

Add a musical touch to your table setting

Until now, rooftop solar has only worked for those with hefty electric bills and sunny roofs.

Searching the Arctic for a long-lost world of woolly mammoths and giant sloths, a traveler discovers a new one disappearing fast

Tribute and terror on skis in Antarctica

You come between a bull moose and his intended. Now what?

Scientists have recently identified some of the ingenious ways that nature maximizes solar harvest

For a prolific typeface designer, Yosemite is a font of inspiration

Whistler Mountain borders British Columbia's Garibaldi Provincial Park and provides access to a glacier-capped, cirque-scooped skiable wilderness

Earth-friendly meals that infants would rather eat than fling

These at-home devices will help you preserve the strength you'll need to make a gear-laden scramble as soon as the snow melts