When water is used to grow crops, it’s no longer visible to the consumer. This study keeps track of where ‘hidden’ water is embedded and where it ends up.
California is facing its worst drought in generations — bad news for the state where nearly half of the nation’s fruits and vegetables are grown. With water from rivers and reservoirs in short supply, attention has turned to how to manage the state’s groundwater. How much can be safely pumped from underground? Special correspondent Spencer Michaels reports on the competing concerns. Continue reading
Nearly three years after Hurricane Katrina hit New Orleans, the city is still coping with the toxic debris the storm left behind. Betty Ann Bowser reports from New Orleans on the ongoing controversy over the city’s landfills. Continue reading