Get unlimited digital access to $0.99 for 4 weeks.


Ohio River
New coal plant pollution controls eyed
New coal plant pollution controls eyed

Looking to protect Marylanders from unsafe levels of smog, environmental regulators are moving to clamp down on pollution from the state's smaller coal-burning power plants, but plant owners warn that the rule could have economic consequences. The Maryland Department of the Environment recently unveiled a draft rule two years in the planning that would require coal-burning plants in the Baltimore and Washington areas to reduce emissions of nitrogen oxides by 48 percent over the next four years. Until now, the smaller plants have eluded tighter controls. Byproducts of burning coal, nitrogen oxides help form ground-level ozone, an invisible gas commonly called smog. When inhaled at...