Paul J. Crutzen

Paul J. Crutzen was a Dutch atmospheric chemist who won the Nobel Prize in Chemistry in 1995 for his work on ozone depletion. He is best known for his research on how human activities, particularly the use of chlorofluorocarbons (CFCs), harm the Earth’s ozone layer, which protects us from harmful ultraviolet radiation. Crutzen also introduced the term "Anthropocene" to describe the current geological epoch, highlighting the significant impact of human activities on the Earth’s climate and ecosystems. His work has greatly influenced environmental science and policy, emphasizing the need for sustainable practices to protect our planet.