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Hydrogen-powered aircraft
Which is better, the plane or the train? The plane pollutes more, but it’s faster, more convenient and cheaper than the train. Trains are expensive in terms of infrastructure and space: stations, rails, track maintenance, etc. Oil lobbies compete with nuclear lobbies. Yet aviation and ecology can be reconciled. Hydrogen-powered aircraft pollute less than trains.…
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Is the world getting better or worse? A look at the numbers – StevenPinker – TEDTalks : https://youtu.be/yCm9Ng0bbEQ
Is the world getting better or worse? A look at the numbers – StevenPinker – TEDTalks : https://youtu.be/yCm9Ng0bbEQ (Source: https://www.youtube.com/)