"OAKLAND -- The pediatric inpatient unit was quiet, except for the deep, relentless coughing. It was the sound of asthma -- asthma out of control."

"GRANTS PASS, Ore. -- A federal report says removing four hydroelectric dams on the Klamath River in Oregon and California and restoring ecosystems will produce a big increase in salmon harvests and boost farm revenues."

"A federal judge has ruled strongly in favor of a major energy firm that [San Diego] sued for roughly $250 million over its pollution cleanup efforts beneath 166-acre Qualcomm Stadium site."

California's Monterey Shale formation holds a vast reserve of oil -- on the verge of being tapped -- that could rain riches and controversy on the state.

"Chevron ignored potentially life-threatening dangers to workers at its Richmond refinery and should pay a record fine of nearly $1 million stemming from the fire there in August, state regulators said Wednesday."

"MORGAN HILL -- Ten years ago this month, community leaders were shocked by the discovery that a company that manufactured road flares here had disposed of toxic chemicals improperly, creating a 10-mile-long underground plume of perchlorate, a chemical used in rocket fuel."

After years of disagreement, planners from California and Nevada seem to have finally agreed on a plan that will allow development while protecting Lake Tahoe's crystalline waters.

KETTLEMAN CITY -- Maria Saucedo cried as she spoke of the two babies she has lost in Kettleman City -- one to birth defects and the other in a miscarriage. There's no proof, but she blames the toxic landscape surrounding her town. She and others who have suffered in Kettleman City say they live in a nasty soup of pollution. They make a compelling case."

"A mysterious new virus on the West Coast is believed to be causing fatal brain cancer in raccoons -- an alarming sign given the animals' frequent interactions with humans and the fact that tumors of any type were previously rarely found in the animals."