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methane

A sample of gas hydrate releases methane gas as it is depressurized
Posted inEditors' Vox

Where Do Natural Gas Hydrates Come from and Why Should We Care?

by K. You and P. Flemings 11 February 202031 July 2023

A new generation of models, laboratory, and field studies is helping scientists answer important questions about this mysterious substance.

Orbiter view of Acidalia Planitia
Posted inNews

How Scientists Search for Martian Methane

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 28 January 20202 November 2021

Finding subsurface reserves of methane on Mars could revolutionize human space travel, but it won’t be an easy hunt.

The remotely operated vehicle Hercules
Posted inResearch Spotlights

Investigating Rates of Microbial Methane Munching in the Ocean

Sarah Stanley, Science Writer by Sarah Stanley 16 January 202018 May 2022

Analyses of microbial activity in seawater samples help clarify the fate of methane released from the seafloor.

Two young women take notes next to freshly upturned soil and a sediment drill.
Posted inNews

Fugitive Gas Abetted by Barometric Pressure

Sarah Derouin, Science Writer by Sarah Derouin 19 November 201919 August 2022

Barometric pressure, in addition to factors such as lithology and the depth of the water table, can influence patterns of natural gas that escapes to subsurface soils.

Aerial view over the Alaskan tundra showing patches of snow, ice, and bare land
Posted inResearch Spotlights

Methane-Releasing Tundra Soils Freezing Later Each Year

Sarah Stanley, Science Writer by Sarah Stanley 18 September 201911 August 2022

Scientists find links between delayed freezing of Alaskan soils and higher atmospheric methane concentrations during the cold season.

A natural gas drilling tower
Posted inResearch Spotlights

In Pennsylvania, Methane Emissions Higher Than EPA Estimates

Aaron Sidder, freelance science writer by Aaron Sidder 14 May 20192 November 2021

Although methane emission estimates from underground coal production appear to be accurate, the calculated emissions from natural gas production are underreported.

Aerial view of storm over the Bangweulu wetlands in Zambia
Posted inResearch Spotlights

Rising Methane Emissions Could Derail the Paris Agreement

by E. Underwood 19 April 20192 November 2021

A new study looks for the source of a spike in the potent greenhouse gas methane.

seafloor-cold-methane-seep-bubbles-NOAA-virginia
Posted inScience Updates

Compiling a Census for SEAFLEAs

by B. Phrampus, T. Lee and W. Wood 2 April 201910 March 2023

Collaboration to Compile Open-Source Sites of Seafloor Fluid Expulsion Anomalies, AGU Fall Meeting 2018; Washington, D.C., 14 December 2018

Researchers backfill testbed trenches with natural soil at METEC in Fort Collins, Colo.
Posted inNews

Detecting Fugitive Methane Leaks for Public Safety

by K. Brown 14 January 20192 November 2021

A holistic approach to tracking leaks from natural gas pipelines could prevent explosions and also help reduce greenhouse gases in the atmosphere.

A landfill in Maryland’s Eastern Shore attracts seagulls
Posted inResearch Spotlights

Greenhouse Gas Inventories Underestimate Methane Emissions

Aaron Sidder, freelance science writer by Aaron Sidder 13 November 201831 October 2022

A new study in the Baltimore-Washington metropolitan area reveals prior estimates may significantly underrepresent methane emissions, particularly from landfills and natural gas systems.

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“Neural Networks Map the Ebb and Flow of Tiny Ponds”
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“Collaboration Helps Overcome Challenges in Air Quality Monitoring”
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EDITORS' VOX
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“What We Know and Don’t Know About Climate Tipping Elements”
By Seaver Wang

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