Alternative technologies

1. Alternative technologies

2. Fuel efficient stoves Traditional basic stove - “three stones stove” Disadvantages : not energy efficient only one pot can be heated at a time, limited burning rate emitting hazardous sparks around, emitting smoke and gases directly to the surroundings.

3. Fuel efficient stoves Construction & Company: The Aga Khan Planning and Building Services, Pakistan The final design consists in metal, in order to provide heating during winter. 2. a places to put bricks inside in order to save heat during summer. 3. A chimney evacuates smokes to the roof 4. a “Feri-Feri” systems prevent the wind from pushing back smokes to the chimney.

4. Fuel efficient stoves Sustainability Environment Using renewable energy sources. More fuel efficiency Causing low pollution in the room. Society accepted by villagers (e.g. not made of clay, for social status reasons). the design process ; local sheet metalworkers Economy Need low cost Use of locally available materials and involvement of educate workers in order to make them able to read sketches, use patterns, acquire concepts of quality and marketing.

5. Conclusion Forestation Solution depend from place

6. Conclusions Improved stove implementing large-scale tree plantation ۩forest resources for fuel woods. large scale implementation of ۩solar cookers for individuals and ۩ biogas use for community usage

7. Recommendations