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To ship coal from the Powder River Basin to China, you have to go through the heart of the Lummi Nation.

Rich geothermal resources could replace much of Japan's shuttered nuclear power--but at the risk of spoiling its treasured onsen

A team of black climbers blazes a new kind of trail on Mt. Denali

As activism goes digital, it also becomes more abstract. Ted Haviland and the Ozark Stream Teams stay focused on a place they can touch.

Tom Wylie wants to change the way ocean researchers commute to work

To run his coal trains, the billionaire investor needs to seize land from a bunch of Montana cowboys.

Although it's rarely paddled these days, the dehydrated Rio Grande can still hand out a drubbing.

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