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ozone

Two graphs from the paper.
Posted inEditors' Highlights

Clumped 18O –18O in Ice Reveals Past Ozone and Wildfire

by Sarah Feakins 9 December 20227 December 2022

Reactive gases like ozone are hard to preserve, but clumped isotopes and models provide clues to past ozone and suggest a global increase in wildfire at megafaunal extinction.

A large meeting hall filled with people sitting in chairs listening to a discussion among panelists on a stage.
Posted inFeatures

Setting the Stage for Climate Action Under the Montreal Protocol

by Stephen O. Andersen, Marco Gonzalez and Nancy J. Sherman 18 October 202218 October 2022

Twelve papers formed the scientific basis for fast action to strengthen the treaty, which was already safeguarding stratospheric ozone, so it also protects the climate by reducing super pollutants.

Four graphs from the paper.
Posted inEditors' Highlights

Ozone, Water Vapor and Temperature: It’s a Complex Relation

by Germán Martinez 28 September 202227 September 2022

Solar occultation observations from the ACS/MIR instrument provide coincident profiles of O3, H2O and temperature, shedding light on correlations and unveiling knowledge gaps in Mars’s photochemistry.

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 20228 September 2022

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.

Figure 3 from the paper, showing a photograph of a tree, a satellite image, and a graph showing the impacts of different types of trees on temperature.
Posted inEditors' Highlights

Community Scientists Help to Beat the Heat

by Gabriel Filippelli 25 July 202225 July 2022

As cities face health threats from heat and air pollution—both expected to worsen from climate change—researchers pilot a community scientist effort to map air quality and improve urban health.

Smog obscures a jade pagoda in a Beijing Park.
Posted inResearch Spotlights

Despite Improvements, China’s Air Remains Unsafe

by Saima May Sidik 23 June 202212 August 2022

Toxic particulate matter has decreased by about a third over the past decade, but levels are still above what’s considered healthy.

Figure showing distribution of the March total column ozone in the Northern Hemisphere extratropics for (a, c) long-term mean (climatology) and (b, d) Arctic ozone loss events.
Posted inEditors' Highlights

Arctic Ozone Loss Brings Warming to the Near Surface

by Yan Xia 11 May 20227 September 2022

New research confirms that ozone loss over the Arctic can lead to widespread warming near the Artic surface during late winter and early spring.

Smog in downtown Los Angeles as seen from a nearby freeway
Posted inNews

Air Pollution Linked to Adverse Mental Health Effects

by Krystal Vasquez 5 May 20225 May 2022

Adolescents exposed to higher levels of ozone experienced an increase in depressive symptoms.

A photograph from a commercial flight showing a pyrocumulonimbus cloud forming over the 2019–2020 Australian bushfires.
Posted inNews

Australian Wildfires Linked to Ozone Layer Depletion

by Krystal Vasquez 4 April 20226 April 2022

New research shows that the Black Summer bushfires damaged the ozone layer, eliminating a decade’s worth of progress.

Posted inEditors' Highlights

Air Pollution Was Reduced During the COVID-19 Pandemic

by Donald Wuebbles 4 March 20228 September 2022

A decrease in emissions of ozone precursor gases during the COVID-19 economic downturn likely explains the unusual reduction in ozone concentrations observed during the spring and summer of 2020.

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JGR: Solid Earth
“New Tectonic Plate Model Could Improve Earthquake Risk Assessment”
By Morgan Rehnberg

EDITORS' HIGHLIGHTS
AGU Advances
“Eminently Complex – Climate Science and the 2021 Nobel Prize”
By Ana Barros

EDITORS' VOX
Perspectives of Earth and Space Scientists
“New Directions for Perspectives of Earth and Space Scientists”
By Michael Wysession


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