[lispm]

The more dramatic numbers are for old US coal power plants.

Newer or upgraded coal power plants have less effects.

But generally this is not a beauty contest. Coal power plants have to go. Unfortunately it will take a lot of time and money to replace (or even upgrade) the existing ones.

[GlennS]

Power needs to be generated one way or another. Keeping nuclear for longer would mean we can get rid of coal sooner. Those numbers show that this would be a worthwhile trade.