New York Times: At the Mountaineer power plant, more than 10,000 tons of coal are pulverized to a fine powder each day and combusted inside the fiery inferno of one of the biggest boilers on earth. Nestled in the hills along the Ohio River’s winding banks, this was a state-of-the-art coal burner when American Electric Power put it online in 1980. Thirty years and $650 million in air pollution control retrofits later, the 1,300-megawatt behemoth is still shiny and new compared to much of the utility’s …