green hydrogen carbon footprint
Solar‑versus‑Wind‑Powered Electrolysis: A Lifecycle CO₂ Showdown - beginner
Solar-powered electrolyzers emit less CO₂ over their entire life cycle than wind-powered units, beating wind by up to 15% when the full supply chain is accounted for. Why the Supply Chain Matters When I first looked at renewable-energy headlines, I assumed that wind power was automatically greener than solar because