California

"SAN FRANCISCO -- The U.S. Navy plans to test hundreds of homes for radiation in a remote San Francisco neighborhood after an object containing radium was found beneath an unoccupied residence in the area last fall, city officials said on Tuesday."

"Wildlife officials on Tuesday formally launched a massive trucking operation to move 30 million Sacramento River salmon toward the sea to help the fish avoid harmful river conditions caused by drought."

"Even before the drought, the southern San Joaquin Valley was in big trouble."

"Drought-plagued California will ease some protection for fish in the fragile San Joaquin-Sacramento River Delta, officials said Tuesday, a move expected to make more water available for farming and ease political tensions in an election year."

"Warmer winters make for less snow in the Sierra Nevada Mountains. When the snow melts into the state's rivers, it provides water throughout the summer, when the state typically experiences little rain."

"While some areas of California face supply cutbacks because of the drought, the Imperial Valley has all the water it can use, thanks to senior rights on the Colorado River established decades ago."

"As California faces a historic drought, a U.S. appeals court on Thursday sided with federal wildlife regulators who had recommended that the state reduce exports of water from north to south California in order to protect a finger-sized fish, the threatened Delta smelt."

"LOS ANGELES -- Elevated levels of lead have been found in the soil of homes and a preschool near a battery recycling plant in Vernon, south of downtown Los Angeles, prompting officials to issue health warnings and order more testing in adjacent neighborhoods."