Is the possible threat of earthquakes from an underground storage cavern for liquid butane in a populated area with a record of problems a trade secret? EPA thinks so.

"DENVER -- Crews in northern Colorado are facing powerful winds as they battle a blaze that has scorched about 86 square miles of mountainous forest land and destroyed at least 181 homes, the most in state history. Meanwhile, local authorities are focusing on another concern -- looting."

"NORFOLK -- At her cozy house by the river, Julie Faella spoke as though a monster lurks nearby. It rises under a tidal moon, she said, or when the winds howl, or when rains crash down."

"The Federal Communications Commission is seeking to study whether it needs better guidelines to protect people from cellphone radiation, a question it hasn't posed in 15 years."

"Environmental advocates readied for battle in Congress this week over what they maintain is an erosion of protections for the biggest, oldest trees in Alaska's Tongass National Forest, often called the crown jewel of the U.S. forest system."

"TOKYO -- Japan on Saturday approved the resumption of nuclear power operations at two reactors despite mass public opposition, the first to come back on line after they were all shut down following the Fukushima crisis."

"It was a blood-boiler of a story, a menacing tale of government gone too far: The Environmental Protection Agency was spying on Midwestern farmers with the same aerial 'drones' used to kill terrorists overseas. This month, the idea has been repeated in TV segments, on multiple blogs and by at least four congressmen. The only trouble is, it isn't true."

Spraying for mosquitoes has begun in Florida, as in many other places. Some of the sprays can be harmful to the environment. Is the cure worse than the problem?

"The Obama administration proposed stricter standards to control harmful soot from heavy industry on Friday, a move expected to save lives but which drew criticism from Republicans and industry worried the costs of compliance will hurt the economy."