Back in 1985, Carl Sagan told Congress that continuing to burn fossil fuels will increase global temperature, cause climate change, melt glaciers and ice sheets, and cause sea level rise.

His solution: Fewer government subsidies for fossil fuels and use of renewable energy.

@davidho It blows my mind that we've known for so long and just let fucking capitalism screw us all over.
@denniskoch @davidho This video cutout is from the 70teens from German Television. Hoimar von Ditfurth was able to explain scientific content in a very good way:
https://youtu.be/ZGQhtOVAI3o
Hoimar von Ditfurth, 1978: Klimawandel

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