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Technology imrpoves
The world's technology will increasly greatly and maybe they would produce transparent thin phones and holographic screens. -
Lesser cars
Lesser people use cars and use more bicycles. -
Stop deforesting
The trees might run out soon and cutting down trees will be banned. -
Oil Crisis
The world might run out of fuels to get and we wouldn't have oil to use, that means we couldn't use cars and other mechanics that needs oil. -
No smoking
Smoking is banned so lesser harmful gas is produced.
