2 HN users recommended this explainer2 months2023score 2
Years with an HN recommendation, 2007–2026
HN cites it in hydrogen strategy threads as a concise skeptical summary of why hydrogen is not yet viable.
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.
“Her point is that it is not a good choice for decarbonization” (HN, 2023)
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. [this video]
Explains hydrogen colors and why it is poor for decarbonization
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). [this video]
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