Something that interests you!
Something that isn't too broad or too focused
Look at the keywords in your assignment and brainstorm any words, ideas, or associations that come into your mind. Do this without being critical of what you write, just get all the ideas on paper.
This visual tool will help you identify keywords and organize your ideas.
Focus on: Canada, Health Concern, Lung Problems, Smog...
Refined Topics:
Canada Alberta, Health Medical Concern, Smog Air Pollution, Lung Problems Respiratory Problems