Gardening consumes an enormous amount of plastics, 1.66 billion pounds annually in the U.S. according to the most recent figures, most of it in the form of single-use, unrecyclable pots.  Ecological landscape designer Marie Chieppo has made it her mission to change this.  Learn about how her work is promoting recycling, changes in design to use less plastic, and a switch where possible to biodegradable and compostable substitutes.