Explain New Source Review (NSR), and indicate the year that it was promulgated.

Write an essay consisting of at least 500 words addressing all of the following topics (a through f):

a. Though federal air quality legislation prior to 1970 was generally considered ineffective, what aspects of pre-1970 legislation helped lead to the effectiveness of the 1970 Clean Air Act?

b. What are the key aspects of the clean air legislation beginning in 1970 that made substantial improvements to air quality?

c. Explain New Source Review (NSR), and indicate the year that it was promulgated.

d. Why would a state want to sue the U.S. EPA?

e. Do you think the CAFE standard of 35 mpg by the year 2020 mentioned