American Tuna is returning the fishing industry to the hands of local fishermen.

Paul Greenberg is the acclaimed author of "American Catch" and an expert on all things seafood.

Food Forward showcases innovators and pioneers -- food rebels -- transforming the way we grow and eat our food. We meet farmers, chefs, teachers, scientists, fishermen and ranchers in more than 50 cities and towns across the country who are all providing new solutions to help combat America's growing food challenges.

Take a peak at this new half-hour, character-driven look at urban farming across the U.S.

Greenworks science barge and greenhouse in Yonkers, NY inspired a group of parents to build a greenhouse on top of their kids public school--PS333--on the upper West side of Manhattan. Watch science teacher Shakira share their vision for rooftop classrooms of the future in this beautiful segment on rooftop greenhouses as living science labs in urban environments.

Watch how Cleveland's downtown galleria mall has transformed into a giant greenhouse. Join Vicki Poole as she re-purposes empty urban retail space into a productive food-growing landscape. Uilitzing the natural light-emitting atrium already built into the mall, Vicki is now growing specialty crops that can be used by local restaurants right there in the mall's food court.