What Is Biomass?
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14:08
Le biogaz, une solution pour remplacer les énergies fossiles ?
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11:58
Tidal energy could be huge – why isn't it?
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8:54
Germany’s Far-Right Comeback | NYT Opinion
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15:46
How Gasification Turns Waste Into Energy
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18:47
O MIT prevê que a sociedade entrará em colapso
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45:08
Indonesia's Transition To Biomass Sparks Resistance: Can Bioenergy Work? | Power To The People
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10:35
Should We Build A Geothermal Power Plant In Yellowstone?
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11:00