ThinkProgress: Air pollution from hydraulic fracturing operations can likely travel hundreds of miles, even into states with little or no fracking, a new study has found.
The study, published in the journal Atmospheric Environment, looked at hourly measurements of air pollutants like ethane and methane - gases that are found in natural gas - in Baltimore, Maryland and Washington, D.C. between 2010 and 2013. It found that ethane measurements increased by 30 percent between 2010 and 2013 in the region.
The...