‘ Someone somewhere has found a solution’ The PACE project was started to help organisations in one part of Africa get the benefits from the ideas and experiences of people working in other parts. By sharing ideas we don’t have to start from zero, we can learn from other people’s experiences and share our own findings with them, so everyone benefits. The film we’re watching today has been shared with people in 22 countries.

‘GOOD’ or ‘BAD’? Sort these FUELS from BEST to WORST. There’s no right answer so think about why you’ve chosen that order. Methane Coal The North Wind A cowpat A banana skin A tree Sunshine A waterfall Your legs Uranium GOOD BAD

If you were a farmer in Tanzania, would you install a biogas system? ? BENEFITS TO MY FAMILYPROBLEMS TO OVERCOME Activity 1

Used for lighting and …………………………… ………………………………… ………………………………… ………………………………… ……………………………… How is it made: ……………….. ……………………………………………………………… ……………………………………………………………… ……………………………………………………………… ……………………………………………………………… ……………………………………………………………… ……………………………………………………………… ……………………………………………………………… ………………………………………… Also known as … …………………………………… ……(A mixture of gases) Benefits : ………… …………………………………… …………………………………… ………………..………………… …………………………………… …………………………………… …………………………………… …………………………………… …………………………………… …………………………………… …………………………………… …………………………………… ………… Biogas Find out more… What is it made from? …………………………………………………… …………………………………………………… …………………………………………………… …………………………………………………… ……………………………………………………

What is biogas? A mixture of methane and carbon dioxide CH 4 CO 2 Methane or ‘swamp gas’, produced naturally in swampy ponds Methane or ‘swamp gas’, produced naturally in swampy ponds What is this?

What is it used for? Biogas is a fuel used as an energy source for light, heat or movement ?

Biogas is produced by the breakdown of organic waste by bacteria without oxygen (anaerobic digestion or fermentation). How is it made? Leftover food from houses, shops, restaurants and factories Cow, sheep and chicken manure Sewage Leftover meat and blood from abattoirs Leftover straw and crops from farming What types of organic waste could be turned in biogas?

Biogas is made by fermenting organic waste in a biogas digester. Digesters vary from small household systems… How is it made?

Holsworthy Biogas Plant, Devon ….to large commercial plants of several thousand cubic metres

It can also be captured from landfill sites where organic waste has been rotting under the ground

CREATE A SENTENCE USING THE KEYWORDS TO COMPARE THE TWO CASE STUDIES KEYWORDS Electricity generators at Holsworthy Katakwa’s biogas stove environmental electricity methane manure biogas Anaerobic digestion greenhouse gases organic waste pollution