The USGS analysis of 13 fracking wells in Pennsylvania's shale gas fields found surprising variation in the wells' levels of organic compounds and microbes.
The report from the American Chemistry Council argued that the increase in U.S. natural gas production due to fracking turned the market dramatically in favor of American producers even after considering the dramatic decline in oil prices in recent months.
U.S. officials deny any harm has been caused by the spraying and say there is more danger to people's health and the environment from the chemicals used to manufacture cocaine in clandestine labs.
A California scientific panel recommended that the state add bisphenol-A to its list of harmful chemicals that must be disclosed by companies.
Nearly three-quarters of surveyed manufacturers reported process improvements following cloud deployment, while just over 60 percent said product quality improved.
A recent report by British newspaper The Guardian said U.S. states awarded millions in oil company subsidies as their governors collected campaign donations tied to the energy industry.
The studies examined nearly 50 drinking water emergencies including pipeline ruptures, diesel spills and major chemical accidents, including the 2014 Freedom Industries chemical spill.
Trian, which owns about 24.6 million DuPont shares, has been pushing for the business to split into two companies, but DuPont has argued that such a move would destroy value.
Royal Dutch Shell says it has a valid lease for Seattle terminal space and a tight timeline to prepare its fleet for exploratory oil drilling in Arctic waters so it plans to move its drill rigs to this city despite the protests of activists and a port commission request that it wait.
Company officials said the crop protection business — including the Roundup line of herbicides — is the largest contributor to Monsanto's carbon footprint and would therefore be "the place where the company can achieve the greatest positive impact."
The American Petroleum Institute petitioned the U.S. Circuit Court of Appeals in Washington, D.C. to block a requirement that railroad tank cars known to fail be phased out or upgraded.
Officials overseeing construction of a $1.8 billion fertilizer plant in southeast Iowa have defended their hiring practices amid criticism from labor leaders.
Castleton is buying oil terminal storage agreements, inventory, oil purchase and sale and supply deals, and freight shipping contracts.
About 1,100 workers have been on strike since early February, and the refinery has been run by non-union supervisors and replacement workers.
The identity of Texas' lethal drug supplier would remain confidential under a measure the Republican-controlled state Senate gave initial approval to Monday — a move that rebuffs calls to lift the secrecy over execution drugs in the nation's busiest death chamber.