For the first time, the seasonal peak of carbon dioxide concentrations in the atmosphere exceeded 430 parts per million (ppm) at NOAA’s Mauna Loa Observatory on Hawaii, scientists from NOAA and Scripps Institution of Oceanography at the University of California San Diego reported today.| today.ucsd.edu
NOAA and United Airlines have announced an agreement to equip a Boeing 737 with a sophisticated instrument package that will measure greenhouse gases and other pollutants during domestic flights. It’s a first step in establishing a partnership that could significantly improve monitoring of carbon dioxide, methane and other greenhouse| www.noaa.gov
The AGGI is a measure of the climate-warming influence of long-lived trace gases in the atmosphere and how that has changed over time| gml.noaa.gov