"Pennsylvania environmental regulators are pursuing a record $4.5 million fine against a gas driller over what they describe as a major case of pollution from a leaking waste pit."

"A federal water study commissioned by the Cuomo administration as it weighed a key decision on fracking was edited and delayed by state officials before it was published, a Capital review has found."

"On his farm in Iowa, Matt Peters worked from dawn to dusk planting his 1,500 acres of fields with pesticide-treated seeds. 'Every spring I worried about him,' said his wife, Ginnie. 'Every spring I was glad when we were done.'"

"[Pennsylvania] State regulators did not consider available water chemistry test results and had limited knowledge of past spills and leaks at Range Resources’ Yeager Farm shale gas development site in Washington County before deciding the operation did not contaminate the nearby private water supply of Loren Kiskadden, according to testimony last week in the ongoing case before the state Environmental Hearing Board in Pittsburgh."

"The American Chemistry Council has more than trippled its political spending ahead of the midterm elections as it fights tougher chemical regulations in Washington, according a new report from a watchdog group."

"Four new substances have been added to a list of chemicals that may cause cancer compiled by the U.S. Department of Health and Human Services (HHS)."

"The amount of antibiotics sold for use in livestock rose substantially in recent years, according to the Food and Drug Administration, a pattern that experts said was troubling given the efforts to battle antibiotic resistance in humans."

"When Twa-le Abrahamson-Swan tested her Spokane, Washington, home for radon, she already knew about the dangers of the invisible, odorless radioactive gas."

"The Environmental Protection Agency is aiming to issue by May 2015 drinking water health advisories for cyanobacteria, the harmful forms of blue-green algae that contaminated water supplies in Toledo, Ohio, and resulted in a weekend-long ban in early August, an agency official said Sept. 29."