From Cats Are a Liquid author Rebecca Donnelly, Green Machine is a playful nonfiction picture book celebrating innovation in the energy cycle with food waste composting--featuring illustrations by Christophe Jacques. Composting is cool! Celebrate the innovation and science that helps turn your food waste into green energy. See how food scraps are composted, collected, and processed, transforming trash into biogas and electricity. It's a green machine! It's a celebration of sustainability and the important role we humans play in the energy cycle. Share it at Earth Day and every day! Call it Peels on Wheels/ Or a truck full of yuck:/ It's a food scraps collection machine!/ It takes all the waste/ (And some slime, and some muck)/ To a place where the garbage goes green.