> Hydro is dirt cheap already. Apparently, hydro produces a significant amount of greenhouse gases within the first 100 years or so, resulting from decaying pl

> Hydro is dirt cheap already. Apparently, hydro produces a significant amount of greenhouse gases within the first 100 years or so, resulting from decaying plant matter and so on. There was a story on HN a few years ago, IIRC it listed hydro providing 4% of the world's electricity while being responsible for 1% greenhouse gases. I couldn't find the original story, but I didn't look too hard. Here's the first other source I found: https://academic.oup.com/bioscience/article/66/11/949/2754271 https://academic.oup.com/bioscience/article/66/11/949/275427...