According to a new study from the University of Calgary, there could be a link between oil and gas operations and health risks for pregnant women and their babies in those areas. “There is very little research about fracking as it relates to the health of pregnant people and children living near these sites,” Amy Metcalfe, a co-principal investigator and associate professor in obstetrics and gynecology at the university’s Cumming School of Medicine, said. “Our study found the rate of spontaneous preterm deliveries — birth before 37 weeks — increased significantly relative to the number of frac…