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Terry Walter estimates that his family of five earned about $48,000 last year. He's the third generation to work his land, and he faces a difficult combination of high debt levels and low profit margins that his father never had to worry about. Walter also worries about how he and his wife will afford to retire.

Southern California is in the midst of one of the driest years in history and a tiny fish called the delta smelt, facing extinction, could change San Diego County’s landscape forever. KPBS explores

There’s at least one silver lining to the recession this summer: Reduced energy demand. Vacant homes and empty office spaces mean less electricity is being used.

Firefighters reported some progress Tuesday against a gigantic blaze on the edge of Los Angeles, but warned that this one might be just a preview of even greater dangers ahead.

Mandatory water-use restrictions start Wednesday in Escondido. Similar water-use restrictions went into effect last month in the city of San Diego.

China is failing to curb smoking, despite attempts by anti-smoking campaigners. That might be because on a national level, tobacco plays an important role, providing Beijing's biggest single source of tax revenue. Last year's revenue topped $75 billion.

A draft report released Friday warns that climate change could threaten the lives of hundreds of millions of people in the decades to come. The international panel of scientists predicts drought and drying in many regions, including the American West.

Today is the first day of mandatory water restrictions for most of San Diego County. KPBS Reporter Ed Joyce says the conservation measures are intended to reduce the water demand by 20-percent.

Airs Tuesday, March 16, 2010 at 8 p.m. on KPBS TV

The West is an arid region. However, the Colorado River has transformed Imperial and San Diego Counties into fertile, populated regions that thrive with the free flow of water. But an eight year droug