Now that their gas generators have been seized, Occupy Wall Street is switching to a greener option: human power. Generator bikes can provide 100 hours of power per six hours of pedaling, which helps fuel OWS needs like heat, light, phones, and laptops. As you might have guessed from subtle messages in the above film, they need money to build more of them — they've already met their $8,000 goal, but if you've been looking for a way to contribute to the OWS cause and green power simultaneously, maybe this is your chance.