A Pennsylvania coal-fired power plant, stopped producing electricity in 2013. But the facility’s legacy of smog pollution continued long after it closed.
After decades of struggle, the U.S. clean-energy business is booming. But that progress could be derailed without a massive overhaul of America’s antiquated electric infrastructure.
The delay in addressing so-called condensable fine particulate matter emissions means the pollutant is being released by scores of facilities across the U.S. unchecked.
The U.S. gun market is widening this year to include a new rush of first-time buyers who once would not have considered gun ownership.
U.S. President Barack Obama, a fierce advocate for gun regulation, is an unlikely investor in the firearms industry — yet he has money in a pension fund that holds stock in gun and ammunition companies. Although Obama's stake is minuscule, worth no more than $30, ...
