From 15 cents / kWh in 1991 to about 6.5 cents / kWh today, a price that is competitive with new natural gas power plants. (treehugger.com)
The cost of building the required number of natural gas power plants would be $ 24 billion. (ddears.com)
As mentioned above, much of the decline in emissions is directly connected to the rapid displacement of coal with natural gas power generation. (climatism.blog)