Aperture: The Universe and Human Condition episodes
Carl Sagan's Climate Change Warning: Lessons Over 35 Years
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In 1985, the esteemed astrophysicist Carl Sagan addressed the U.S. Congress, highlighting the urgent threat of climate change and the greenhouse effect. Have we made progress since his insightful warning over 35 years ago?
#Carl Sagan, #climate change, #greenhouse effect, #astrophysicist, #U.S. Congress