1. What evidence does Walter Williams give to back up his statement that "Mounting evidence suggests that claims of manmade global warming might turn out to be the greatest hoax in mankind's history"?
(hint: disappearing Himalayan glaciers, disappearance of part of the Amazon rain forests, reports from climate scientist and director of England's University of East Anglia Climatic Research Unit Phil Jones)

2. What is the main point of Walter Williams' commentary?

3. a) Do you agree with Mr. Williams' suggestions in the last paragraph of the article? Explain your answer.
b) Ask a parent the same question.