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Climate roulette

If you like to gamble, you might think that nature is bluffing. With each passing year, it appears she is not.

Taking stock of wave energy

These are the formative years of a West Coast wave energy industry, and scientists are working with businesses, communities and policymakers to gather environmental data, test new technologies and consider the options.

Quartet for the Earth

A mountaineer, a world traveler, an athlete and a Chinese scholar pursue answers to climate change questions.

Reality check on climate

Climate science is moving from “what if” to “when,” “how,” and “with what practical consequences.”

Green Evolution

East Africa’s farms feed millions, but production is likely to fall if temperatures rise and droughts become more common.

River of change

Although population growth and development will add stress to the Willamette River, environmental restoration projects are already under way.