10 Ways to Convert Waste to Energy
by Sydney BrownstonePage 9 of 10
9) Robots With Artificial Guts
Two years ago, a robotics lab created the Ecobot-III Bio-Regulation and Energy Autonomy with Digeston (or BREADbot). The BREADbot featured an artificial stomach that included decomposer bacteria in something called a 'microbial fuel cell.' Every 24 hours, the BREADbot crapped out carbon dioxide and liquid waste, while the microbial fuel cell created enough energy to power the bot itself. It's not too efficient unless you have an army of these guys, but the idea is pretty cool.
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