The new pollution, measured in millions of tons of greenhouse gases, may exceed all of the savings achieved through initiatives like subsidies for public transport and fuel efficiency. (Kuni Takahashi/Bloomberg)

Cars become biggest driver of greenhouse-gas increases

Emissions from transportation may rise at the fastest rate of all major sources through 2050, surging 71 percent from 2010 levels, mainly from emerging economies, according to a leaked draft a UN study on climate change.
Didi Fung, a contractor for the Environmental Protection Agency, collects water samples Feb. 5 from the Dan River.  (AP Photo/Gerry Broome, File)

State sides with Duke in appeal of coal ash ruling

Environmentalists say the decision to file an appeal directly conflicts with public statements from Gov. Pat McCrory suggesting his administration is getting tough with his former employer.
Categories: Environment
Storage tanks with fracturing material are lined up at a well on a ranch southwest of Ben Bolt, Texas, on Wednesday, Sept. 11, 2013. The well, located near the Jim Wells and Duvall County line, was drilled to a depth of over one mile. (Express-News File Photo)

Water recycling companies getting a foothold in the Eagle Ford

Water — and how it’s sourced — has been an increasingly hot topic in the oil patch. Drilling a well in the Eagle Ford Shale and other so-called “tight” formations requires several million gallons of water.
A drilling rig in Pennsylvania. (AP Photo/Alex Brandon)

Energy industry targeting carbon to clean up business

Buoyed by gas, the fossil-fuel industry is trying to bask in a newfound green image.
An oiled gull sits next to a clean gull at the Bolivar Flats Shorebird Sanctuary in Bolivar, Texas. (AP Photo/Houston Chronicle, Melissa Phillip)

Galveston Bay oil spill could have lasting effect

Some ecological experts fear the 168,000 gallons of oil spilled a week ago in Galveston Bay and now drifting south in the Gulf of Mexico could have lasting effects on the undersea ecosystem.
A Prairie chicken walks out from an acclamation pen at Attwater Prairie Chicken National Wildlife Refuge. (Cody Duty / Houston Chronicle)

Feds list lesser prairie chicken as threatened

WASHINGTON — The Obama administration said Thursday it is placing a grassland grouse known as the lesser prairie chicken on a list of threatened species, a move that could affect oil and gas drilling, wind farms and other activities in five central and southwestern states. The decision by the Fish and Wildlife Service is a […]
Photo: Richard Bartz

Republicans: Obama administration stonewalling on bird deaths

House Republicans complain the Obama administration is refusing to turn over documents related to enforcing environmental laws at wind farms where dozens of eagles and other protected birds have been killed.
Cleanup vessels are surrounded by a sheen on the water in the Port of Galveston on Sunday, March 23, 2014, in Galveston, Texas. Dozens of ships are in evolved in clean-up efforts to remove oil that spilled into Galveston Bay after a ship and barge collided near the Texas City dike on Saturday afternoon. ( Smiley N. Pool / Houston Chronicle )

How the Galveston Bay oil spill affected gasoline prices

Nationally, unleaded gasoline sold for an average of just over $3.53 per gallon Tuesday, according to AAA, up less than a penny from the day before the spill.
Scooter Foreman, left, Apache Corp. water development foreman; Armando Galvan, pumper; and Grant DeFosse, senior staff production engineer, inspect a valve on the system of hoses and pipes that moves water around the Barnhart area in Irion County, Texas. Apache has eliminated the need for fresh water in well completions at Barnhart, an active area for development of the Wolfcamp Shale in West Texas. (Apache Corp.)

A dash of saltwater could make fracturing more palatable

In a part of Texas where freshwater is especially precious, some oil and gas producers are learning to do without it in their hydraulic fracturing.
A Pacific Bluefin tuna. (Photo: Monterey Bay Aquarium / Randy Wilder)

Scientists: Gulf oil spill hurt fish hearts (photos)

Oil spilled during the 2010 Deepwater Horizon disaster causes severe defects in the developing hearts of tuna, according to a new study by government and academic scientists that hints at long-term damage from the accident.