U.S. senators ask for government investigation of tax credit program for coal

Three U.S. Democratic senators have asked the investigative arm of Congress to evaluate a $1 billion-a-year subsidy for burning chemically treated refined coal, after research has shown that some power plants using the fuel produced surging amounts of mercury and smog instead of cutting pollution.

from Reuters: U.S. https://ift.tt/2Mn2SWN