Carl Sagan at Yale (Peace Week)
Carl Sagan
Jonathan
Apr 26, 20266 April 1984New Haven, CT — Yale University
Vote
Sagan's lecture at Yale Peace Week on nuclear war and nuclear winter, including the TTAPS findings and proposed nuclear-arsenal reduction milestones.
Transcript
Summary
Carl Sagan explains the science behind nuclear winter, linking Mars dust storms, volcanic eruptions, and asteroid impacts to show how airborne particles can alter climate. He argues that soot from nuclear war could darken and cool Earth for months or longer, making the humanitarian consequences far worse than blast effects alone.
Open the interactive transcript
Search every word, jump to any moment, and follow along with the audio.
