It took nearly two decades for Texas oil man George Mitchell to develop fracking for natural gas. Now his process has unlocked an energy bonanza for the U.S.

The former pesticide of choice, methyl bromide, was banned internationally. The alternative is methyl iodide, which scientists is toxic. But the state of California says its toxicity can be minimized through regulation. Marketplace's Adriene Hill reports.

Green can be found everywhere these days, even on rooftops. Some farmers are responding and moving their crops skyward. Kevin Maki reports.

There's a California proposition that could change packaging requirements for some foods. If it passes, it'll require labels on some foods made with genetically engineered ingredients. What's at stake for the food business and consumers?