• Aug 19- Five thousand gallons of fuel oil spilled into the Ohio River on Monday night from a 60- year-old coal-fired power plant owned by Duke Energy, the company said on Tuesday.

  • Chemical firm pleads guilty to clean air violation Tuesday, 19 Aug 2014 | 10:23 AM ET

    PROVIDENCE, R.I.— A Massachusetts- based chemical company has pleaded guilty to violating the Clean Air Act at a facility it owned in Rhode Island. Roberts Chemical Co., now based in Attleboro, Massachusetts, pleaded guilty Monday in U.S. District Court in Providence as part of a plea deal with prosecutors.

  • Stretch of Ohio River reopens after fuel oil spill Tuesday, 19 Aug 2014 | 8:47 AM ET

    CINCINNATI— An estimated 5,000 to 8,000 gallons of fuel oil spilled into the Ohio River, closing about a 15- mile section of the waterway southeast of Cincinnati. A Duke Energy spokeswoman says the spill from a Duke power plant in New Richmond, about 20 miles southeast of Cincinnati, happened late Monday night.

  • COLUMN-Natural gas can keep those motors running: Kemp Tuesday, 19 Aug 2014 | 4:40 AM ET

    LONDON, Aug 19- Cheap natural gas is starting to revolutionise traffic on U.S. roads, cutting bills for some of the country's heaviest fuel users while reducing carbon emissions and other pollution.

  • SAN FRANCISCO, Aug 18- Oregon on Monday denied Ambre Energy's request for a permit to build a coal export terminal on the Columbia River, saying the project was not in the best interests of the state's water resources.

  • Analysis: Congress can still do deals when it must Monday, 18 Aug 2014 | 1:04 PM ET

    WASHINGTON— Washington may be a sea of dysfunction, but the current Congress is offering a few reminders about how a bill becomes a law: compromise. However, when it came to improving veterans' health care, overhauling job training programs, authorizing water projects and "unlocking" cellphones for use in other networks, Congress managed to get the job done.

  • Environmentalist group says health registry needed Monday, 18 Aug 2014 | 10:59 AM ET

    Tom Corbett's administration said Monday it has enhanced the state health department's handling of complaints involving natural-gas drilling, prompting environmentalists to renew their demand for more aggressive action. It is "important that Pennsylvania try to get ahead of this from a public health standpoint," Norbeck said.

  • *Volvo to start exporting cars from China in 2015. *Volvo to launch new sedan for mainly U.S., China markets.

  • China's carbon plans: oversupply darken outlook Sunday, 17 Aug 2014 | 8:22 PM ET
    Smoke is seen rising from a chimmny in the northern port city of Tianjin, China.

    As China lays down plans for a national carbon trading scheme, it risks repeating mistakes made by flooding its pilot markets with free permits.

  • Fifteen traders, brokers and consultants speaking to Reuters said that most of China's pilot markets launched last year were riddled with an over-allocation of permits, bar pockets of scarcity, such as parts of the Beijing market and the electricity generation sector in Shanghai.

  • LOS ANGELES, Aug 17- Biotech drug production techniques based on plants, which may prove to be faster, higher yielding and cheaper than current methods using mammalian cells, haven't caught on with the biggest pharmaceutical companies.

  • New Alaska boomtime fueled by tourism Saturday, 16 Aug 2014 | 1:00 PM ET
    A cruise ship in the  Stephens Passage, Alaska at sunset.

    Alaska is setting tourism records due in part due to improved air service and cruise access to the Northwest Passage.

  • California water bond won't be a drought-buster Saturday, 16 Aug 2014 | 11:12 AM ET

    Jerry Brown and state lawmakers are expected to use the backdrop of California's most severe drought in nearly four decades to sell voters on the $7.5 billion water plan they put on the ballot this week. Kevin de Leon, a Los Angeles Democrat who will become Senate leader in fall.

  • Conservationists: Proposed habitat could hurt mine Friday, 15 Aug 2014 | 5:02 PM ET

    TUCSON, Ariz.— Conservationists say a new proposal for protected habitat for the yellow-billed cuckoo in southern Arizona could impede plans for a mine in that area. "It's just another indication that you could not pick a worse place to put a massive open pit," said Randy Serraglio of the Center for Biological Diversity in Tucson, which opposes the mine.

  • Mexico fines Chinese trade center $555,000 Friday, 15 Aug 2014 | 12:02 PM ET

    MEXICO CITY— Mexican environmental authorities have levied a $555,000 fine against a project to build a massive trade center south of Cancun to showcase Chinese products. It was unclear whether work on the project just south of Cancun could be closed, because the case is still before the courts.

  • SeaWorld plans bigger killer whale environments Friday, 15 Aug 2014 | 9:18 AM ET

    NEW YORK— After more than a year of public criticism of its treatment of killer whales, SeaWorld said Friday that it will build new, larger environments at its theme parks and will fund additional research on the animals along with programs to protect ocean health and whales in the wild.

  • Is climate change key to the spread of Ebola? Friday, 15 Aug 2014 | 5:56 AM ET
    Women washing along the Niger River near Babila, Guinea.

    Ebola outbreaks may become more frequent because of climate change, scientists warn, as the deadly disease ravages West Africa.

  • Sam Gill, CEO of ET Index, discusses how investors can get value by using the company's index which links share price to greenhouse gas emissions.

  • Climate start-ups a 'buoyant' space: Pro     Friday, 15 Aug 2014 | 3:45 AM ET

    Richard Templer, director of Climate-KIC UK, says start-ups with an interest in climate change are on the rise in an "exciting" market.

  • Ex-peanut plant head says he lied about salmonella Thursday, 14 Aug 2014 | 1:07 PM ET

    ALBANY, Ga.— A former manager of a south Georgia peanut processing plant blamed for a deadly salmonella outbreak lied to federal investigators to protect the company he worked for but decided to come clean after realizing how many people had been sickened, he testified Thursday.