Answered You can hire a professional tutor to get the answer.
QUESTION
The graph below shows levels of a form of ultraviolet radiation (UV-B) and ozone thickness in Australia during December 1987 and January 1988.
The graph below shows levels of a form of ultraviolet radiation (UV-B) and ozone thickness in Australia during December 1987 and January 1988.
Files:
iebts74k12.jpg
