RTCC: Fracking wells may release cancer-causing chemicals into the air, a community science study has found.
Residents trained to take air quality samples recorded high levels of benzene, hydrogen sulphide and formaldehyde near shale gas extraction sites in the US.
While based on a small number of samples, the study published in Environmental Health adds a new set of potential health threats to frackings rap sheet.
Lead researcher David Carpenter, from the University at Albany, New York, said...