Is there a limit to going green?

As Spain accelerates its investment in solar and wind parks, a growing number of mayors and environmental nongovernmental organizations in the southern region of Andalucia worry that the natural landscape will be altered forever. They’re seeing olive groves, forests and high plains plowed over to make way for something that, ironically, is meant to preserve the environment. The World’s Gerry Hadden reports from near the southern city of Granada.