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A comment on China unveils 600 kph maglev train. Parent comment

Re:China unveils 600 kph maglev train by Forbo on Tuesday July 20, 2021 @03:36PM (#27898225)
> carbon impact

I must be missing something here. Surely trains have a much lower carbon impact than cars and planes do, right?

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Re:China unveils 600 kph maglev train by chongli on Wednesday July 21, 2021 @01:24AM (#27902619)
Lower yes, but not zero. Concrete and steel for construction of the railways produces a lot of emissions. Even if the trains are electric, a lot of the U.S. grid is powered by fossil fuels (mainly coal plus some natural gas).
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