The Ocean Doctor finds himself in an unusual location for a marine biologist: The desert. We visit the Consumer Electronics Show (CES), the largest trade show in the world, to bring you highlights of the latest in green technology, including smartphone apps that talk to your appliances and save energy; wind turbines for the home; next-generation LED lighting that beats the pants off of compact fluorescent bulbs; an amazing way to keep your gadgets from dying prematurely and ending up in landfills; and a Jetsons-like electric unicycle that can effortlessly take you to and from work.