June 6, 2022

Carbon dioxide now more than 50% higher than pre-industrial levels

Carbon dioxide measured at NOAA’s Mauna Loa Atmospheric Baseline Observatory peaked for 2022 at 421 parts per million in May, pushing the atmosphere further into territory not seen for millions of years.
May 23, 2022

Greenhouse gas pollution trapped 49% more heat in 2021 than in 1990, NOAA finds

Greenhouse gas pollution caused by human activities trapped 49% more heat in the atmosphere in 2021 than they did in 1990, according to NOAA scientists.
May 9, 2022

HORUS is approved to fly in the national airspace in northeastern Colorado

NOAA Global Monitoring Laboratory has recently obtained approval from the FAA to fly the High-altitude Operational Returning Unmanned System (HORUS) up to 90,000 ft above mean sea level in the national airspace in northeastern Colorado.
April 7, 2022

Increase in atmospheric methane set another record during 2021

For the second year in a row, NOAA scientists observed a record annual increase in atmospheric levels of methane, a powerful, heat-trapping greenhouse gas that’s the second biggest contributor to human-caused global warming after carbon dioxide.
April 1, 2022

Modeling greenhouse gas emissions from atmospheric observations with Lei Hu

In celebration of Women’s History Month, this article continues a series of interviews with NOAA Research employees and scientists.
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.
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.
December 7, 2021

Southern Ocean confirmed as strong carbon dioxide sink

A new study published this week in the journal Science confirms the role of the Southern Ocean as a significant carbon sink.
December 1, 2021

GML's StratoCore will open a new era to study the stratosphere

GML and CIRES scientists are currently redesigning NOAA's balloon-borne AirCore sampler and increasing the number of gases measured from these samples.
November 5, 2021

Atmospheric carbon dioxide rebounds as global pollution rates approach pre-Covid levels

Global carbon emissions are projected to bounce back to 36.4 billion metric tons this year after an unprecedented drop caused by the response to the coronavirus pandemic.
November 5, 2021

NOAA data shed new light to improve NASA satellite products for carbon dioxide

New research shows that systematic errors in the OCO-2 total column CO2 products can be large enough to confound reliable surface flux estimation.
November 2, 2021

Urban areas across the U.S. are undercounting methane emissions, a new study shows

An eight-year study of Boston’s natural gas system has revealed that emissions of methane, a powerful greenhouse gas, are significantly higher than previously estimated.
October 12, 2021

GML is granted funding to investigate COVID impacts on the U.S. non-CO2 greenhouse gas emissions

A new research initiative “Quantifying the impacts of COVID-19 on U.S. national and regional non-CO2 greenhouse gas emissions from atmospheric observations” is granted funding from Climate Program Office’s Atmospheric Chemistry, Carbon Cycle, and Climate (AC4) program and Climate Observations and Monitoring (COM) program.
October 7, 2021

NOAA’s new uncrewed glider poised to help vastly increase high-altitude research

Scientists from NOAA’s Global Monitoring Laboratory, are fine-tuning a low-tech, cost-effective system for lifting a small payload of specialized measuring instruments to the edge of space, and then guiding it back to the launch location.
September 10, 2021

UCI researchers analyzed Antarctic air samples to learn of a 70-percent increase in atmospheric hydrogen over the past 150 years

NOAA Scientists contributed to a study by UCI researchers of air trapped in compacted layers of Antarctic ice and snow to come up with some answers and a few new questions about the amount of molecular hydrogen in our planet’s atmosphere.