Stephen Hartman – Chemistry Professor (retired), Brock University
Lions Hall 732 Niagara Street, St. Catharines, Ontario, CanadaSpeaker: Steve Hartman –Chemistry Professor (retired), Brock University – Probus North Member Topic: Feedback Loops and Climate Change: The Long View The Earth’s atmosphere was very different 4.6 billion years ago when the Earth formed, It had high levels of carbon dioxide and no oxygen. This continued for the first 1½ billion years, until primitive single-cell life evolved a new […]
