Plants all over the developed world take advantage of this salvageable energy to subsidize their operations. One UK-based treatment plant, for example, gets 50 percent of its power using poop.
Cruise liners are a surprisingly large source of greenhouse gases and pollution, but Norwegian cruise operator Hurtigruten says it's on its way to carbon neutrality – and all thanks to dead fish.
The Netherlands will spend 150 million Euros on a program for farmers to turn cow poop into biogas using anaerobic digesters.
One village in Indonesia is using a creative, cheap, and fairly unlikely means to power their homes: Tofu. Yep, those opinion-dividing cubes of mushy bean curd.