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notmynose t1_iycah8m wrote on November 30, 2022 at 9:30 AM

Reply to comment by CMDR_kamikazze in People who are promoting hydrogen as a green fuel always forget what water vapor is one of the most powerful greenhouse gases. by CMDR_kamikazze

Actually you make fair points here. Cloud formation in the stratosphere has an negative impact on both the ozone layer and on surface temperatures. I retract my objections.