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Just wanted to add to your list, electric dozers have been on the market for some time. Even more impressive given the weight.

https://www.cat.com/en_US/products/new/equipment/dozers/medi...



And how do we get a 51,333 lb bulldozer to Mars?

Not to mention this bulldozer still burns hydrocarbons. It uses electric drive for it's tracks - and the electricity is generated by hydrocarbons!




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