page_title: Charles David Keeling
hierarchical_section_title: Charles David Keeling
caption_attribution_description: English: Charles Keeling receives the Medal of Science from President Bush.
context_page_description: Charles David Keeling was an American scientist whose recording of carbon dioxide at the Mauna Loa Observatory first alerted the world to the possibility of anthropogenic contribution to the "greenhouse effect" and global warming. The Keeling Curve measures the progressive buildup of carbon dioxide, a greenhouse gas, in the atmosphere.
context_section_description: Charles David Keeling (April 20, 1928 – June 20, 2005) was an American scientist whose recording of carbon dioxide at the Mauna Loa Observatory  first alerted the world to the possibility of anthropogenic contribution to the "greenhouse effect" and global warming.  The Keeling Curve measures the progressive buildup of carbon dioxide, a greenhouse gas, in the atmosphere.
caption: Keeling receives the Medal of Science in 2001
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