Microbes have an important role to play in making biogas, a good source of renewable energy.
This video explains how microbes convert kitchen waste into biogas, and how the process improves the lives of people in Bangladesh.
Helping improve health by getting rid of waste, and using biogas as a fuel for cooking is a good example of Practical Action’s approach… making sure everybody has access to the technology that is essential for life. For other examples of please also take a look at these videos:
Beat the flood Investigating the properties of materials used to build a flood-proof house
Pump it up! Explaining the science behind how a water pump works.
Marvellous Microbes
Abstract: An educational video captured in Bangladesh showing how bio-gas is produced from waste materials. The video is presented by Otis Deley and contains a mixture of footage with animation.