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Mario and the Hole in the Sky

How a Chemist Saved Our Planet
Title rated 4.05 out of 5 stars, based on 6 ratings
The true story of how a scientist saved the planet from environmental disaster.

Mexican American Mario Molina is a modern-day hero who helped solve the ozone crisis of the 1980s. Growing up in Mexico City, Mario was a curious boy who studied hidden worlds through a microscope. As a young man in California, he discovered that…

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