<p>This episode of Earth Focus takes you to the 2010 Environmental Film Festival in Washington, DC, with excerpts from exciting new feature films on environmental issues impacting our world. Veteran film producer Bill Benenson speaks about his new film "Dirt: The Movie", which looks at the importance of topsoil. Also, producer/director Ana Sofia Joanes tells us why we need new alternatives to our industrial food supply; her film "Fresh" profiles innovative new approaches to farming. And in the film "What’s on Your Plate," two young New Yorkers discover what they didn't know about food.</p>