TY - BOOK AU - Rusch,Elizabeth AU - Martínez,Teresa TI - Mario and the hole in the sky: how a chemist saved our planet SN - 9781580895811 (reinforced for library use) AV - QD22.M665 R87 2019 U1 - 363.738/75B 23 PY - 2019///] CY - Watertown, MA PB - Charlesbridge KW - Molina, Mario J. KW - Chemists KW - Biography KW - Juvenile literature KW - Nobel Prize winners KW - Ozone layer depletion KW - Atmospheric ozone KW - Air KW - Pollution ER -