Mario and the Hole in the Sky, How a Chemist Saved Our Planet, Charlesbridge, Elizabeth Rusch,Children’s / Teenage general interest: Biography and autobiography,Children’s / Teenage: General interest, biographies for kids;kids stem books;kids biography;saving the planet;conservation;climate crisis;weather;earth;kids books ages 6-8;biographies for kids ages 6-8;energy;stem books for kids;kids earth day books;earth day books for kids;earth day;true;STEM;ozone layer;ozone hole;CFC;Freon;aerosol;climate change;global warming;atmosphere;environment;Latino;Hispanic;Spanish;Mexican American;Mexico;diversity;minority;science;scientist;chemistry;chemist;nonfiction;non-fiction;biography;Nobel Prize,, , United States, en-UShttps://www.penguinrandomhouse.combiographies for kids;kids stem books;kids biography;saving the planet;conservation;climate crisis;weather;earth;kids books ages 6-8;biographies for kids ages 6-8;energy;stem books for kids;kids earth day books;earth day books for kids;earth day;true;STEM;ozone layer;ozone hole;CFC;Freon;aerosol;climate change;global warming;atmosphere;environment;Latino;Hispanic;Spanish;Mexican American;Mexico;diversity;minority;science;scientist;chemistry;chemist;nonfiction;non-fiction;biography;Nobel Prize, [BLURB],[CITY],,books, ebooks, biblet, Book2look