Snoopy Sloop (which has a toy Snoopy doll resting on its bow) is four feet long and weighs just 30 pounds. Lovelock put the boat together using parts he purchased online for around $720. The tiny watercraft is wind-powered, and it uses a solar-powered GPS and computer system to stay on its path. It has a tracking device that sends a signal to Lovelock every hour with the boat's whereabouts.
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