In Pennsylvania's gas drilling boom, newer and unconventional wells leak far more often than older and traditional ones, according to a study of state inspection reports for 41,000 wells.
A leaking oil pipeline caught fire in the northeastern Chinese port city of Dalian, forcing the evacuation of nearly 20,000 residents, according to a government oil company.
The American Chemistry Council (ACC) issued its 2014 edition of the Guide to the Business of Chemistry, a detailed economic profile of the chemistry industry and its contributions to the U.S. and world economies.
ConAgra Foods Inc. has completed a $200 million expansion of its Lamb Weston frozen potato plant in Boardman, Oregon.
Alaska is now party to a lawsuit against the U.S. Environmental Protection Agency over its involvement with the proposed Pebble Mine.
The Supreme Court won't hear a challenge to California's first-in-the-nation mandate requiring fuel producers to reduce greenhouse gas emissions.
Chemists at Queen Mary University of London have discovered a new chemical to aid drug manufacturing processes, making it more environmentally-friendly and easier to scale up for industry.
Paint and coatings maker PPG Industries is buying Consorcio Comex SA de CV for $2.3 billion to help bolster its architectural coatings presence in Mexico and Central America.
Oil and gas exploration company Devon Energy Corp. is selling some U.S. oil and gas properties to Linn Energy LLC for $2.3 billion.
New York's top court handed a victory to opponents of hydraulic fracturing for natural gas Monday by affirming the right of municipalities to ban the practice within their borders.
BP wants a federal judge to order restitution — plus interest — of what it says are hundreds of millions of dollars in overpayments to some businesses that claimed losses due to the 2010 Gulf oil spill.
A bill approved by the Legislature to adjust Oklahoma's tax on oil and gas production is unconstitutional because it passed in the final days of the session and didn't receive a three-fourths vote in the House and Senate, according to a lawsuit filed with the state Supreme Court.
Despite rejection from federal health officials, Gov. Earl Ray Tomblin is still pushing for more animal studies to understand what health effects may surface years after the January chemical spill into West Virginia's biggest water supply.
More than 120 people are being laid off at an Alpha Natural Resources mine in southwest Virginia amid declining production and demand.
A state-owned gas pipeline exploded and burst into flames Friday, killing at least 15 people, destroying homes and forcing the evacuation of neighboring villages in the southern Indian state of Andhra Pradesh, authorities said.