Wonder how many remember THE COMING ICE AGE scare of the 1970s when it was proposed to mine coal, grind it to dust, mix it with oil and spray it on the glaciers and ice sheets to INCREASE the absorption of sun rays to counteract the build up of ice. I remember it well.
Here is how the Coming Ice Age would affect us by Betty Friedan.. Read and laugh at the past!
https://harpers.org/archive/1958/09/the-coming-ice-age/