Gas

Volcanic ash continued to sputter from a volcano on Hawaii's Big Island, raising health concerns about exposure to the toxic plumes.

Trump has long believed OPEC is "ripping us off."

Iran has given French company Total two months to obtain exemptions from U.S. sanctions, or else China gets its share of the South Pars gas field.

Gas prices are 31 percent higher this Memorial Day Weekend than they were last year, and Senate Democrats are blaming President Donald Trump and Republicans.

Drivers wary of escalating cost of travel as national gas price average already at highest for years.

Russia said the situation was "rather challenging" after the U.S. warned it was "exerting as much persuasive power" as possible to stop Nord Stream 2.

Forces loyal to Syrian President Bashar al-Assad have been accused of launching the strike on the rebel-held town.

Oil and gas prices are likely to surge if President Donald Trump takes the U.S. out of a 2015 nuclear agreement with Iran.

Half of the total CO2 has been released since the late 1980s.

The Department of Interior has proposed rolling back parts of 2016's Well Control Rule, which put safety standards in place for systems that prevent blowouts and enact emergency measures if offshore oil and gas drillers lose control of their rigs. The original rule was crafted by the Obama administration as a direct response to the BP oil spill.

The Fox News host's rhetoric about the conflict in Syria has mirrored certain aspects of what has been said on neo-Nazi and white nationalist conspiracy websites.

As with other high-profile incidents involving violence in Syria that has been blamed on Assad, conspiracy theorists are calling the attack a hoax.

In an angry address to the United Nations, Russia's envoy implied rebels staged the alleged chemical attack.

Authorities suspect a man cutting gas tank for scrap may have been responsible for the leak, south of Moscow.

Disputes between Lebanon and Israel over Hezbollah, a new border wall and oil and gas fields threaten war between the longtime foes.

Nearly 7,000 earthquakes occurred between 2014 and 2016.

"John Shott. First Energy, $2,000. Appalachian Power, $2,000. Steptoe & Johnson—that's a gas and oil law firm—$2,000. Consol Energy, $1,000. EQT, $1,000. And I could go on."

He proposes cutting renewable energy and energy efficiency subsidies by 72 percent.

Russia's ambassador to North Korea said Moscow's nuclear-armed neighbor would consider an attempt to stop oil flow to be a "declaration of war."

There were 228,569 US coal jobs in 1980. By 2016 there were just 53,420.

Only a handful of states have legislation to require radon checks in schools.

See our own Milky Way galaxy before floating to a place where baby stars are formed.

By analyzing the chemicals in a person's gut, the capsule could tell what people were eating.

In 2014, 100 percent of Ukraine's nuclear fuel came from Russia. By 2016, Russia's share was down to 55 percent.

The senator called drilling in the Arctic a "tremendous opportunity."

The Trump administration may back a 40 percent hike in gas taxes to fund its $1 trillion infrastructure package, hurting low- and middle-income Americans.

We halted flow of all tar sands bitumen in U.S. pipelines, equal to 15 percent of daily US oil consumption.

Even the cleanup efforts are dangerous.

The Sibir weighs 33,500 tons, is more than 576 feet long and is fueled by two nuclear reactors, giving it the power to plow through icy Arctic terrain.

Trump has overturned Obama's ban and approved exploratory drilling, starting in December.