Check out how your town compares to the world's worst-polluted cities.
Maine carpenter Mark Pollard explains how he used rebar and epoxy to pin concrete piers to a rocky and sloping coastal site.
Pacific Gas and Electric's planned shutdown is intended as a wildfire prevention move.
Update: Storm tracks show the hurricane approaching close to central Florida before curving north towards the Carolinas.
To limit the risk of wildfires, Pacific Gas & Electric warns of week-long power outages.
