Lecture 5-6-Questions 1) Provide the reactions of ozone’s natural cycle? 2) Provide the reactions of the ozone destruction from CFCs. 3) What is the problematic feature of the chlorine/bromine atoms as catalysts of ozone destruction. 4) Why Freon was characterized as “miracle compound”? 5) The Montreal Protocol: Objectives and factors for its success. 6) Why Antarctica is much more vulnerable to ozone depletion? 7) What is the causal link between volcanic eruptions and stratospheric ozone depletion? 8) Which are the major sources of sulfur dioxide to the atmosphere? 9) Do we have evidence of ozone depletion in places other than Antarctica?