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![The sign at the Mauna Loa Observatory - Geophysical Monitoring for ClimaticChange corp2678.jpg The sign at the Mauna Loa Observatory - Geophysical Monitoring for ClimaticChange](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_corp2678.jpg?itok=maYWQwzb)
Description
The sign at the Mauna Loa Observatory - Geophysical Monitoring for ClimaticChange. The Mauna Loa Observatory is at 3400 meters elevation, over 2 statutemiles high. Here, carbon dioxide in the atmosphere has been measured for manyyears. (Image credit: Commander John Bortniak)
Photographer
Commander John Bortniak
Display Date
1982 February
Location
Mauna Loa, Hawaii
Collection
Paths Less Taken
NOAA Affiliation
NOAA Corps (ret.)
Keywords
Observatory
Mauna Loa
Clean Air Facility