In California's arid San Joaquin Valley, scientists propose a novel approach to managing the landscape to benefit the threatened lizards, kangaroo rats, and squirrels who call it home. Livestock grazing, often demonized in the conservation world, can actually help create livable habitat for smaller creatures when well-managed.
When football fans tune in on Super Bowl Sunday next weekend, they'll be watching a greener Super Bowl, according to the NFL. Demand for carbon credits is booming, with companies from Dell Computer to Enterprise Rent-a-Car offering their customers offsets with their purchases. But critics are concerned that consumers don't know what they're buying – […]