Efficiency measures, solar panels 'green' homes.
Shown here is the model solar home at the Avignon development under construction by Centex Homes in Pleasanton. The development is the first all-solar community to be built by Centex in Alameda County. (Jay Solmonson/staff) AS TEMPERATURES soar, many homeowners worry about high energy bills. Not John Hemingway. Hedoesn't mind getting his Pacific Gas and Electric Co. statements. That's because the East Palo Alto resident lives in a super energy-efficient home equipped with solar photovoltaic panels on his roof that transform sunlight into electricity. During the summer months that electricity actually flows into the state's power grid.