[The New York Times] William Leininger is not your typical environmental zealot. A Navy commander who works as a doctor at the Naval Medical Center San Diego, he is a Republican and lives in one of California’s most conservative counties, in a development of neat lawns and Spanish-style houses. His 2,400-square-foot, single-level house — “the usual Southern California design,” he said recently — is barely distinguishable from its neighbors, apart from one detail: the red-tile roof is crammed with solar panels.
