1 Musim
3 Episode
Positive Energy - Season 1 Episode 2
A stove that's saving millions of trees and a machine that harnesses the power of pig poo.
- Tahun: 2017
- Negara: United Kingdom
- Aliran: Documentary
- Studio: National Geographic Channel
- Kata kunci:
- Direktur:
- Pemeran: Dallas Campbell, Kari Byron
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