Describe your short and long term academic/professional goals

Please describe your short and long term academic/professional goals. What do you hope to do after you finish your graduate degree (Msc)  in Environmental Science in 750 words ? 

Write a statement of purpose why you are applying for Masters program in Environmental science after completing BSc in same program (750 words)

Write a letter to your intending supervisor applying for him to accept you as a graduate student who wants to work on the below research topic ' Transport, fate, effect and removal of persistent and emerging contaminants, inland/marine oil spill response and cleanup, site remediation in harsh environments ''. Cite examples and other supporting reasons why you should be considered (750 words )