Will it be too late to save everyone on Earth from climate change?

[zurew]

2 hours ago, Bobby_2021 said:

What's the status of hydrogen powered cars? I thought it was impossible. 

You can build that  by using Electrolysis :

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Electrolysis  is the process of using electricity to split water into hydrogen and oxygen.

But at the end of the day, this in my view would still be considered an electric car, because this kind of system still necessitates the use of electricity.