Each year, 1.3 billion tons of food ends up lost or wasted — 46 percent of the world’s garbage. While the global food waste situation is what you’d call a “doozy,” consumers and companies like HomeBiogas are determined to turn food waste into clean, usable energy. Read on to find out how. What Is HomeBiogas? HomeBiogas is one of several successful projects to come about from Kickstarter.