greenhouse gas

Researchers at the University of California, Davis are testing whether adding seaweed to cows' feed reduces methane emissions.

Surf And Turf: To Reduce Gas Emissions From Cows, Scientists Look To The Ocean

4:56pm July 03, 2018

by Merrit Kennedy

When cows burp, they emit the potent greenhouse gas methane into the atmosphere. But by adding seaweed to the cows' diets, researchers are noticing a dramatic reduction in methane production.

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Luminalt solar installers Pam Quan (right) and Walter Morales (left) install solar panels on a roof in San Francisco on Wednesday. The California Energy Commission approved a regulation that would require all new homes in the state to have solar panels.

California Moves Forward With Plan To Require Solar Panels On New Homes

5:33pm May 09, 2018

by Camila Domonoske

The state is poised to become the first in the country to require the panels on new single-family houses, with a few exceptions. The mandate will kick in as of 2020.

Gas is pumped into vehicles at a BP gas station in Hoboken, N.J. in 2016.The Obama administration moved to nearly double fuel-economy standards by 2025, but the EPA now is moving to weaken them.

EPA Moves To Weaken Landmark Fuel Efficiency Rules

5:44pm April 02, 2018

by Nathan Rott

The EPA is rejecting landmark fuel efficiency rules for automobiles, a key part of President Obama's efforts to address climate change. The move could lead to another legal battle with California.

Pump jacks and a gas flare are seen near Williston, N.D., in 2016.

Appeals Court Says EPA Can't Keep Delaying Obama-Era Methane Rules

2:55pm July 04, 2017

by Camila Domonoske

The U.S. Court of Appeals for D.C. notes the EPA can choose to rewrite a rule designed to prevent leaks from natural gas facilities. But it can't just put it off for two years, the judges decided.

Hawaii Gov. David Ige, shown here in 2014, has signed a bill to implement goals of the Paris Agreement in his state.

Hawaii Signs Legislation To Implement Goals Of Paris Climate Accord Anyway

3:18pm June 07, 2017

by Merrit Kennedy

Gov. David Ige signed the Senate bill on Tuesday, saying he was motivated by the evidence of climate change visible in Hawaii. It's a commitment to reducing the state's greenhouse gas emissions.

A crew works on a drilling rig at a well site for shale-based natural gas in Zelienople, Pa., in 2012.

Senators Reject Effort To Roll Back Greenhouse Gas Emissions Rule

5:48pm May 10, 2017

by Merrit Kennedy

It's a rare victory for environmentalists so far under President Trump. The Senate rejection to rolling back an Obama-era regulation was close — tipping after three Republican senators voted no.

A natural gas drilling rig's lights shimmer in the evening light near Silt, Colo. Methane is the main component of natural gas, and studies show some methane escapes from leaky oil and gas operations.

Methane's On The Rise, But Regulations To Stop Gas Leaks Still Debated

5:16pm January 02, 2017

by Christopher Joyce

Scientists concede that oil and gas production is only partly to blame for the 3 percent surge in the greenhouse gas in the last decade. Obama tightened rules on the industry. Will Trump repeal them?

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A wind farm in Montezuma Hills, about 40 miles northeast of San Francisco. California is considering proposals to, among other things, derive half the state's electricity from renewable sources.

California Considers Sweeping Proposals To Cut Greenhouse Gas Emissions

7:39pm September 03, 2015

by Pauline Bartolone

The state is often a step ahead of the status quo when it comes to environmental policy, and climate change is no exception. New legislation includes a plan to cut gasoline use in vehicles by half.

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