Do Dying Trees Lead to More Human Deaths? The Debate Continues

When a cyclone hits India, the sea-drenched soil can remain salty for years. Farmers are finding new high-yield rice seeds are not withstanding the salty onslaught as well as seeds developed more than a century ago.

California dairy farmers are producing milk at higher rates. Meanwhile, milk and cheese are more in demand in countries such as China. The latest "Food for 9 Billion" report examines why the relationship between California's farmers and China's demands is not necessarily a match made in heaven.

Singapore's skyline is composed mostly of skyscrapers, so it's no wonder residents are looking up when they're considering places to grow fruits and vegetables in this high-density Asian island.

In the small Middle Eastern country of Qatar, where fresh water is scarce and most food is imported, scientists are testing ways to grow vegetables that use more greenhouse gases than they produce.

In Costa Rica, birds, bats and bees serve vital roles in controlling pests and pollinating crops. Now, researchers are measuring the contributions of these critters to encourage farmers to move away from the single-crop model and toward biodiversity.

There is nothing more frustrating for a reporter than posing a legitimate, reasonable questions to a representative of a federal agency and, in response, being told to talk to the hand.

The oysters grown and harvested in Drake's Estero -- part of the Pt. Reyes National Seashore, just north of San Francisco -- are the subject of a national controversy that only seems to grow as a plea by an oyster farm to stay in operation gets closer to federal appeals court.

Seattle's Bullitt Center bills itself as the world's greenest office building for its net-zero design and local and sustainable materials. The six-story building generates all its own energy, harvests its own water and manages its own waste on site.

A massive explosion tore through a fertilizer plant near the town of West, in central Texas, on Wednesday injuring more than 100, destroying several buildings, and sending potentially toxic fumes into the air, according to authorities.

More than 1 million visitors flock to Washington, D.C. every spring to see the cherry blossoms. But the 100-year old trees need to be preserved. Scientists have been cloning the trees to save their heritage.