We have many hundreds of years of reserves, coal will certainly cease as a source of electricity before the reserves are used up. Many of those reserves are he

We have many hundreds of years of reserves, coal will certainly cease as a source of electricity before the reserves are used up. Many of those reserves are held as assets on the books of multinational coal mining companies. Just look at the stock prices for those companies and the rolling process of bankruptcies to see the market judgment of the value of those assets, and the demand for coal in the immediate future.