Bay Area's chilly summer not its coldest

This has been the summer of our discontent. Not only has the economy been lousy, but the summer fog has...

Water quality closures up at some area beaches

Water quality closures up at some area beaches

Last year wasn't a good time to be a beach bum in Northern California, thanks to oily, polluted water...



Farallones biologists record similar dreams

It's a tranquil day on the Farallon Islands, one of the planet's most environmentally fragile ecosystems. Endangered birds and sea...

Chronicle 7.28.10 4:00 AM

Hercules gift helps preserve Franklin Canyon

So many tears - of grief, of rage, of joy - have been shed over Franklin Canyon, you'd think the creeks would overflow. But the...

Chronicle 7.28.10 4:00 AM

Study: S.F. compost no more toxic than others

Compost made from the effluent that San Franciscans flush down their toilets does not contain any more toxins than the soil treatments...

Chronicle 7.28.10 4:00 AM

Dueling ballot measures over Marin desalination

Marin County voters will decide in November between two measures involving a proposal to turn 5 million gallons of saltwater a day...

Chronicle 7.28.10 4:00 AM

3.5 quake off Pacifica coast

A small earthquake struck off the coast of Pacifica this afternoon, the U.S. Geological Survey said. The quake, measuring 3.5, struck...

Chronicle 7.23.10 2:53 PM

3 fingers, tooth of Galileo displayed at museum

The Galileo case is often seen starkly as science's first decisive blow against not only faith but also the power of the Roman...

Chronicle 7.23.10 4:00 AM

Federal suit seeks ban of common pesticide

Two environmental groups sued the U.S. Environmental Protection Agency on Thursday, demanding that the federal government decide...

Chronicle 7.22.10 5:05 PM