Horizons

Powering Africa. Visiting Africa, Adam Shaw encounters some unusual methods to provide electricity, such as fuel from nuts, power from human waste and energy from methane harvested from a lake.

Doporučujeme

• Můj přítel Monk VIII (4/16)30. duben 20:50
• Nekonečná láska (101)30. duben 20:15
• Rosamunde Pilcher30. duben 20:06