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Guy Stewart Callendar, (/ˈkæləndər/; 9 Fabrairu 1898 - 3 Oktoba 1964) ya kasance injiniyan tururi na Ingila kuma mai ƙirƙiro.[1] Babban gudummawar sa ga ilimin ɗan adam shine haɓaka ƙa'idar da ta haɗa haɓaka carbon dioxide a cikin yanayi zuwa zafin jiki na duniya. A cikin 1938, shine na farko daya nuna cewa zafin ƙasa na Duniya yatashi a cikin shekaru 50 da suka gabata.[2] Wannan ka'idar, wanda Svante Arrhenius ya gabatar a baya, an kira shi tasirin Callendar. Callendar yayi tunanin cewa wannan dumama zai zama mai fa'ida, yana jinkirta "komawar mummunan kankara".
- ↑ Charles C. Mann (2018) Meet the Amateur Scientist Who Discovered Climate Change Wired.
- ↑ Hawkins, Ed & Phil Jones (2013) "On increasing global temperatures: 75 years after Callendar", Quarterly Journal of the Royal Meteorological Society, doi:10.1002/qj.2178