File:GSCallendar1934.jpg

Guy Stewart Callendar (February 1898 - October 1964) was an English steam engineer and inventor. His main contribution to knowledge was propounding the theory that linked rising carbon dioxide concentrations in the atmosphere to global temperature.

Photo taken 1934

Source: University of East Anglia Archive (provided by James R. Fleming).

URL: http://www.aip.org/history/climate/xGSCallendar.htm