Carl Sagan with a 1990 speech about the trillions spent by the USA on the Cold War, what those trillions could’ve bought, what these trillions actually achieved & why the trillions could’ve been better spent saving the planet - the thing we live on & need

Carl Sagan with a 1990 speech about the trillions spent by the USA on the Cold War, what those trillions could’ve bought, what these trillions actually achieved & why the trillions could’ve been better spent saving the planet - the thing we live on & need