The focus will be on the economic, political, and social relationships which brought about the environmental problems in the Sahel.
A thesis statement makes a promise to the reader about the scope, purpose, and direction of the paper.
The nature of the topic dictates the use of both a chronological and a comparative analysis of peasant lives at various points during the reform period. More extensive and enduring reforms would likely have allowed Chile the opportunity to further expand these horizons.
A thesis statement clearly identifies the topic being discussed, it should only cover what is being discussed in the paper, and is written for a specific audience.
Key words (nouns and verbs) should be specific, accurate, and indicative of the range of research, thrust of the argument or analysis, and the organization of supporting information.
A purpose statement announces the purpose, scope, and direction of the paper.