America's Heartland
404 (4x4)
Uitzenddatum: Okt 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.
- in première gegaan: Okt 2005
- Afleveringen: 233
- Volgers: 2
- Afgelopen
- PBS
- Zondag op 16