In Silicon Valley, a battle between neighbors has turned into a different kind of face off: solar energy versus trees. It turns out that growing redwood trees can actually be a crime in California, if they block solar panels… as one couple in Sunnyvale found out the hard way. David Gorn reports.
This month, the Federal Trade Commission is looking at carbon offsets. Demand is booming for these green credits, where customers cancel out their greenhouse gases emissions by paying companies to preserve forests or subsidize renewable energy. Critics wonder, however, if consumers are really getting what they are paying for.
This has been a month of dashed hopes for astronomers around the world. Last month it seemed possible that an asteroid the size of a Boeing 737 jet was due to collide with Mars on January 30. Today that seems far less likely, but, as Amy Standen reports, astronomers consider it a wake up call.
If investment is any guide, California's renewable energy companies are leaping into the new year. Investors poured billions of dollars into clean tech firms in 2007 to catapult green technologies to market. Lauren Sommer followed the trail to several Bay Area companies to see what breakthroughs lie ahead.
California is making headlines around the world this week after federal environmental officials denied the state's request to slash greenhouse gas emissions from cars and trucks. Amy Standen went looking for answers about what other options the state can pursue.
Last November, San Francisco became the first city in the country to outlaw plastic check out bags at large supermarkets, arguing that the bags are dangerous to marine life and hard to recycle. But some studies say paper bags can be just as harmful for the environment. So why target plastic?
A growing number of parents, children's advocates and political leaders are worried that our culture's disconnection from nature is harming kids. Concerns about long-term health consequences like obesity have spawned a movement to "leave no child inside."
It has been nine days since a Chinese freighter hit the Bay Bridge spilling 58-thousand gallons of bunker fuel into the Bay. After a massive effort only 25 percent of the oil has been cleaned up. And experts say they may not be able to recover much more. Amy Standen reports.
NASA has announced a new effort to send humans back to the moon, possibly to build an outpost by 2020. Mountain View's NASA Ames Research Center identifies scientific investigations that could be performed there on everything from geology to global warming. But some critics question the space agency's priorities.
This fall, fishing was banned or sharply limited in 18 percent of California's ocean waters from Half Moon Bay to Santa Barbara under a landmark state plan. But that was only the first part. Now, scientists need to see how fast sea life recovers. QUEST finds out: how do you count the fish in the sea?
We've all heard the latest health advice: avoid transfats. Eat more fruits and vegetables. But for many school children, their cafeteria lunch menus haven't caught up. This year, an effort to get healthy foods to the school lunch table is tied up in a much larger debate– national farm policy.
QUEST radio takes a trip to Point Reyes, where a tug of war is underway over the management of an estuary. What is most ecologically healthy for the estuary– the preservation of pristine wilderness, or the sustainable stewardship of land and water through farming?