Well, nuclear power power raises questions of security of the waste, disposal of the waste, and potential meltdowns. The first and third issues could be resolved by the new pebble-bed reactors that China has developed and is now constructing, but it still leaves the disposal to be an issue.

Also, controlling emissions isn't that difficult. Power companies, though, would like to have you think that there's no way they could stay in business and would go bankrupt if they had to be accountable for thier pollution.