The Scripps O2 Program measures changes in atmospheric oxygen levels from air samples collected at stations around the world.
Oceans and Atmosphere
Past Climate Change
Researching how earth's climate changed in past eras by studying ocean sediment cores, ice cores, and other scientific evidence.
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Centers, Labs, and Programs
A daily record of global atmospheric carbon dioxide concentration.
Oceans and Atmosphere News
Jun 4, 2020
Rise of Carbon Dioxide Unabated
Seasonal peak exceeds 417 parts per million at Mauna Loa observatory