Light and air pollution often linger - along with the noise - long after the oil and gas wells have been sucked dry.
Scientists report worrisome changes to liver and kidney genes in rats, adding to evidence that exposure to the herbicide may be toxic.
Valerie Tarico is a psychologist. She is the author of Trusting Doubt: A Former Evangelical Looks at Old Beliefs in a New Light. She is also the founder of WisdomCommons.org.