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May 9, 2022

GML is replacing the surface ozone instrument in Summit, Greenland

Scientists have sent out the surface ozone instrument replacement for the site in Summit, Greenland.
May 2, 2022

Surface ozone depletion events are taking place in Utqiaġvik, Alaska

Springtime (March-May) in the arctic is the prime time for surface ozone depletion events. Since March, several depletion events have been captured by surface ozone measurements at NOAA Barrow Atmospheric Research Observatory near Utqiaġvik, Alaska.
March 23, 2022

Development of a UAS “Virtual Tower” for Gas and Ozone Measurements

Scientists from NOAA’s Global Monitoring Laboratory (GML) have undertaken novel development of an uncrewed aircraft system (UAS) “hexacopter” that will enable the lab to not only recommence a long-standing mission that was recently forced to halt, but paves the way toward enhanced operations in the future.
January 6, 2022

A lucky guess? Learn the science of ozone depletion with NOAA and NASA!

As NOAA and NASA announced the 2021 Antarctic ozone hole condition on October 27, the 8th- and 9th-grade science classroom at Lafayette Junior/Senior High School also concluded their first science project on ozone hole prediction.
December 9, 2021

GML highlights at AGU 2021 Fall Meeting

GML and CIRES researchers talks and posters at the 2021 Fall Meeting of the American Geophysical Union.
October 27, 2021

Antarctic ozone hole is 13th largest on record and expected to persist into November

The 2021 Antarctic ozone hole reached its maximum area on October 7 and ranks 13th largest since 1979, scientists from NOAA and NASA reported today.
September 25, 2021

The 2021 Ozone Hole – So it begins…

The 2021 Antarctic ozone hole is taking shape as we move into the ozone depletion season.
September 9, 2021

First Annual Report Highlights Links Between Air Quality and Climate Change

Two CIRES scientists working in NOAA laboratories contributed to the WMO’s first-ever Air Quality and Climate Bulletin, released on September 3.
September 1, 2021

Highlights of GML’s contributions to the 2020 BAMS State of the Climate Report

Scientists from Global Monitoring Laboratory contributed to the Bulletin of American Meteorological Society State of the Climate 2020 report report as editors and authors.
September 1, 2021

Keeping up the standard: Calibrating for accurate ozone monitoring

GML scientist Glen McConville and Lapenta intern Leah Barkai started the calibration of Dobson World standard instrument D083 at the GML Mauna Loa Observatory on July 12, 2021, and will continue the calibration until the end of August.
July 20, 2021

NOAA-NASA collaboration to study the impact of convective storms and the North American Summer Monsoon on stratospheric chemistry

Global Monitoring Laboratory and NASA team up in the DCOTSS (Dynamics and Chemistry of the Summer Stratosphere) project to study the convective impact of the North American Monsoon Anticyclone on stratospheric composition and ozone depletion.
July 14, 2021

GML redesigning its 41-year-old, balloon-borne frost point hygrometer

The Global Monitoring Laboratory is currently redesigning the 41-year-old, balloon-borne frost point hygrometer that measures vertical profiles of water vapor from the surface to about 28 km above sea level in the middle stratosphere.
July 13, 2021

GML homogenizes a Cohesive Record for NOAA Ozone Data

The Global Monitoring Laboratory finished homogenizing multiple NOAA satellite and in-situ ozone records up until 2020, which will be used for trend analysis to understand the current status of ozone depletion in the stratosphere.
June 25, 2021

Rising ozone pollution in Antarctica over the last 26 years

New research has found that surface ozone measured in Antarctica has been rising over the last 26 years (1992-2018).
February 17, 2021

COVID-19 Lockdowns Reduced Ozone Pollution Over the Northern Hemisphere

During COVID-19 shutdowns last year, ozone levels in the lower atmosphere fell by seven percent across much of the Northern Hemisphere, according to a new study.
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