NRG Energy Inc. Vice President Nuclear Oversight, James von Suskil speaks during a scheduled refueling outage on Unit 2 at the South Texas Project nuclear power facility Thursday, April 2, 2015, in Wadsworth.
(James Nielsen / Houston Chronicle)

Some Texas power companies already spent billions on EPA compliance, before Supreme Court ruling

Many companies have already spent the money to retrofit or shut down the coal-fired power plants that were most affected. Other Texas power companies rely more on natural gas or nuclear power and actually supported the Environmental Protection Agency rule that went into effect in April.
(AP Photo/Matthew Brown, File)

Supreme Court rules against EPA power plant mercury limits

The rules began to take effect in April, but the court said by a 5-4 vote Monday that the Environmental Protection Agency failed to take their cost into account when the agency first decided to regulate the toxic emissions from coal- and oil-fired plants.
FILE - In this April 11, 2015, file photo, U.S. President Barack Obama, right, and Brazilian President Dilma Vana Rousseff shake hands during their bilateral meeting at the Summit of the Americas in Panama City, Panama. Rousseff visits Washington and will meet with Obama on June 29 and 30. (AP Photo/Pablo Martinez Monsivais, File)

Climate top item for Obama sit-down with Brazil leader

The meeting comes six months before world leaders gather at a United Nations-sponsored conference in Paris in December to finalize a climate treaty. Obama has argued that a gradually warming planet could worsen social tensions and political instability worldwide, in addition to harming the U.S.
Rigs stacked at a business 20 miles west of Farm-To-Market Road 1788 photographed Tuesday, Feb. 24, 2015. (AP Photo/Reporter-Telegram, James Durbin)

Total rig count finally rises, but oil rigs are down again

The rise in rigs drilling for natural gas increased by five for the week, which was more than the loss of three oil rigs from last week, according to data from oil services provider Baker Hughes.
This photo provided by the Santa Barbara County Fire Department shows an oil slick from a broken pipeline off the central California coast near Santa Barbara on Tuesday.   (Mike Eliason/Santa Barbara County Fire Department via AP)

Beachfront owner sues pipeline operator over oil spill

The lawsuit filed in Los Angeles is at least the fourth proposed class-action against Plains since the May 19 spill blackened beaches and spread oil at least 100 miles.
Construction of the Enbridge Crude Oil Pipeline In Illinois

Debate intensifies over the nation’s gas pipeline needs

The AEE report claimed that the existing and planned natural gas infrastructure can handle the increased demand created by the so-called, federal Clean Power Plan, which would lead to the further reduced reliance on coal power.
(AP Photo/Oded Balilty, File)

House votes to block Obama’s climate plan amid veto threat

Lawmakers voted 247-180 to support a bill allowing states to opt out of the Obama administration’s plan to limit carbon pollution from coal-fired power plants if the state’s governor determines it would cause significant rate hikes for electricity or harm reliability of service.
A crew cleans oil from the beach at Refugio State Beach on May 20, 2015 north of Goleta, Calif.  (Photo by David McNew/Getty Images)

Exxon Mobil halts production following California pipeline spill

Exxon Mobil said Tuesday it had ceased production at three offshore platforms that were isolated by the rupture and subsequent shutdown of a Santa Barbara pipeline.
Several hundred youth who marched from Georgetown University to the White House to protest the Keystone XL Pipeline are arrested outside the White House in Washington, Sunday, March 2, 2014. (AP Photo/Susan Walsh)

College divestment pledges are mostly empty gestures

Almost three dozen colleges have announced fossil-fuel divestment pledges over the last three years, and their actions tend to have less substance than advertised.
(Carla Gottgens/Bloomberg)

How the European oil industry decided to save the climate

As BP Chief Executive Officer Bob Dudley recalls, it all started with himself and his peers from Statoil, Total and Royal Dutch Shell, on stage at the forum debating their response to the climate change challenge.