What Happened on December 21, 2022

Historical Events

Ukraine President Volodymyr Zelensky visits Washington, DC, meets with US President Joe Biden at the White House, and addresses Congress [1]

John Harries, British atmospheric physicist (provided 1st direct observational evidence of carbon dioxide increase - greenhouse effect), dies at 76 [1]
Richard Trythall, American-Italian pianist, contemporary classical and electronic music composer (Continuums; Parts Unknown), and educator, dies at 83