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Hydrogen Will Not Save Us. Here's Why.
About this video
Sabine Hossenfelder explains why hydrogen is a poor answer for decarbonization, covering how most hydrogen comes from fossil fuels, the efficiency losses of green hydrogen and reliance on rare metals in fuel cells.
Why it appears in the archive
HN cites it in hydrogen strategy threads as a concise skeptical summary of why hydrogen is not yet viable.
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From the Hacker News discussion
Sabine Hossenfelder recently made a video about hydrogen. Her point is that it is not a good choice for decarbonization, but as part of the video she goes though the various "hydrogen colors" and their meaning. [VIDEO]
Read original comment ↗If you have some time: [VIDEO] (Sabine Hossenfelder) If I remember video correctly, summary would be: not yet
Read original comment ↗Hydrogen, at the moment at least, is anything but green. In 2019 95% of the hydrogen produced globally was coming from fossil fuels (black, gray and brown hydrogen). [VIDEO]
Read original comment ↗