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> of course nuclear is still better than coal, which requires huge open pit mines

Many/most US coal mines are not open pit so "requires" is a bit strong.

really? looks like 50/50 to me, and the biggest ones are certainly surface ones:

> really? looks like 50/50 to me

Yes, really. The claim, which I disputed, was that open pit was required. Showing 50/50 (open/closed) disproves that claim.