The Toxic Business of Dry Cleaning
A new law is forcing California's dry cleaners to switch to eco-friendlier cleaning technologies....
04:54
The Toxic Business of Dry Cleaning
A new law is forcing California's dry cleaners to switch to eco-friendlier cleaning technologies....
04:54
Local, organic, fair trade... Consumers looking for a sustainable diet face a lot of choices and...
05:09
Since 1995, astronomers have identified more than 200 new planets, but these planets aren't in...
05:51
For the past three years, the California Academy of Sciences, the oldest natural history museum...
05:38
Last week, we took a look at how mercury enters the San Francisco Bay. This week: Now that it's...
05:30
Mercury in the Bay - Part 1 (audio only)
You might not know it from the textbooks, but California's gold rush was also a mercury rush....
05:20
Doggie DNA: Human Genetics Through Dogs
It's often said dogs and their owners resemble each other. Now, researchers at UC-San Francisco...
05:27
Thought California has consigned coal-burning to the scrap bin? Think again! California has 11...
05:35
The expected shutdown of this year's salmon season in California is bad news not only for...
05:28
Richmond city officials are expected to approve a controversial upgrade to the Chevron refinery...
04:02
Many Bay Area cities are trying to clean up their acts by putting in place new green initiatives....
04:53
A tiny moth, new to California, is at the center of a controversy pitting state officials against...
05:14
Last month, a Mill Valley wastewater treatment plant dumped five million gallons of sewage into...
05:04
Concern over global warming and rising gas prices has just about everyone, including presidential...
05:02
The Right to Sunlight: Solar vs. Redwood Trees
In Silicon Valley, a battle between neighbors has turned into a different kind of face off: solar...
05:06
Human beings have used maps to describe the world for thousands of years. Blind people have used...
05:05
This month, the Federal Trade Commission is looking at carbon offsets. Demand is booming for...
05:01
This has been a month of dashed hopes for astronomers around the world. Last month it seemed...
04:59
It's one of the most expensive high-tech projects the United States has ever attempted, and some...
05:06
If investment is any guide, California's renewable energy companies are leaping into the new...
05:10