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smog

Diagram showing the global mean full-cycle methane budget.
Posted inEditors' Highlights

A Significant Advancement in Modeling the Global Methane Cycle

by Jiwen Fan 8 September 202213 March 2023

The capability to fully model the global methane cycle advances the international climate science community’s ability of providing essential evidence to underpin climate mitigation policy.

Air pollution from an Australian megafire on Kangaroo Island, South Australia, Australia, in January 2020.
Posted inResearch Spotlights

Health Impacts of Air Pollution from Australian Megafires

by Saima May Sidik 10 January 202222 February 2023

Models suggest that thousands of Australians experienced dangerous levels of air pollution for several months, leading to more than a hundred deaths.

Black-and-white photo of a motorcycle and double-decker bus in thick fog
Posted inNews

Podcast: Night of the Killer Smog

by Lauren Lipuma 24 June 20197 February 2024

In the latest episode of its Centennial series, AGU’s Third Pod from the Sun tells the story of two air quality disasters that served as catalysts for clean air regulations in the mid-20th century.

Smog over Atlanta, Ga.
Posted inResearch Spotlights

No Evidence for Unknown Source of Ozone Precursor

by P. Kollipara 21 September 20168 February 2023

A study suggests that known combustion and photochemical sources of nitrous acid, a precursor to ground-level ozone, are enough to explain levels seen in the atmosphere.

Posted inNews

High Smog Levels Seen in Mecca During the Annual Pilgrimage

by J. Urton 18 December 201423 March 2023

Surveys of air quality show that smog and other pollutants in Islam’s holiest city during the Hajj are among the worst in the world, prompting the Saudi government to look for ways to clear the air.

A view of a Washington, D.C., skyline from the Potomac River at night. The Lincoln Memorial (at left) and the Washington Monument (at right) are lit against a purple sky. Over the water of the Potomac appear the text “#AGU24 coverage from Eos.”

Features from AGU Publications

Research Spotlights

Simplicity May Be the Key to Understanding Soil Moisture

23 May 202523 May 2025
Editors' Highlights

Creep Cavitation May Lead to Earthquake Nucleation

22 May 202521 May 2025
Editors' Vox

Decoding Crop Evapotranspiration

6 May 20256 May 2025
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