Zephyr104 t1_j5855sv wrote
Reply to comment by Words_Are_Hrad in Successful test flight of Hydrogen-Electric Airplane could be key to zero-carbon flying. Aim for commercial 700 mile flight with 40-80 seater aircraft by 2027. by DisasterousGiraffe
Overall when compared to all sources of GHG's, it's a whopping 1%. Emissions from producing food and deforestation account for far more.
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