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The ecological impact of dams is totally local, but the ecological impact of CO2 is global. If we were to power the entire earth with hydro, the local damage to
by Negitivefrags 7y ago
The ecological impact of dams is totally local, but the ecological impact of CO2 is global. If we were to power the entire earth with hydro, the local damage to ecosystems would be a very small price to pay indeed.
- anoncake 7y agoAlso, using a fossil plant is harmful, using a dam is not. The damage was done when it was built.
- jabl 7y agoI've seen arguments that some dams where the water level varies a lot produce a lot of GHG's due to decaying plant matter. But yes, in general compared to fossils it certainly wins.
- DennisP 7y agoDams are obviously better than fossil, but I think a case can be made that fusion would be better than dams.