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- (B)energy portable biogas in a bagThe pack is part of a project by German start-up <a href="http://www.be-nrg.com/" target="_blank">(B)energy</a>, which helps people create small businesses making and selling methane gas.1
- (B)energy portable biogas in a bagTo create the methane, users collect dung and other <a href="http://inhabitat.com/index.php?s=organic" target="_blank">organic</a> waste which is placed into a semi-portable digester, the (B)plant.2
- (B)energy portable biogas in a bagA boy walks down the middle of a busy street in a small country town in <a href="http://inhabitat.com/index.php?s=ethiopia" target="_blank">Ethiopia</a>, carrying an enormous backpack. He doesn't fold under its weight because this special backpack is filled with biogas.3