America's Heartland

404 (4x4)

Yayınlanma tarihi: Eki 15, 2013

Visit a California racetrack that uses solar panels to generate power to keep the horses cool, Texas farmers make big profits harvesting wind power, a new demand for rice is a boon for California rice growers, visit a North Carolina greenhouse where automation makes it easier to get the plants from the field to your patio.