Why is a broad-based carbon tax with dividend so politically difficult?

To me, a carbon tax would be an excellent example of libertarian economics at its best! Instead of government coercion, prices are adjusted to reflect otherwise unafforded (i.e. “external”) costs. This was discussed at some length in a recent thread. One of the Board’s libertarians argued strenuously against this libertarian solution, beginning with

I posted my own views in yet another thread.