1. Signed 16 September 1987 Location Montreal, Canada Enforcement 1 January 1989 if 11 states have ratified by then. Condition ratification by 20 states Signatories 46 Ratifiers…
Slide 1 What Is Ozone? Why Should We Care about Something We Can’t See? Dr. Michael J Passow Earth2Class Introduction 19 Oct 2013 Slide 2 What is Ozone? Simply explained,…