global ideas we have a report from kenya. bio gas made of cal manure reduces reliance on firewood and charcoal which helps tackle deforestation our reporter henry richmond met with farmers who've been stalled by a gas plants and found out how they're not only saving money but also protecting the environment. it takes a week to build a plant like this one soon it will be ready to accommodate kalman. and off to two more weeks these dairy farmers will have their own supply of bio gas the plant was a major investment for the couple. well you. would. and the like so i moved. it into the pool. and it will help you afford. food too cause we'll be here and the money to get that