35. one point, from Lectures 36, 37, and 38, a group question, short answers, no pictures necessary

(a) .3 Ozone and Greenhouse Effect. Why is the ozone layer necessary to us (.1)? Why is the greenhouse effect desirable (.1)? Discuss what is currently threatening both effects (.1).

36. one point, from Lectures 36, 37, and 38, energy and other diagrams associated with Nobel prizes

(a) .3 Cascade Energy Process. Carefully draw and label the energy diagram for the energy cascade process common to the ozone effect and the greenhouse effect. Explain beside your diagram how that process describes each effect (Rowland, Molina, and Crutzen, 1995 Chemistry Nobel). (.1 each for diagram and two explanations)

Revised November 30, 1997.