U.N. World Health Organization (WHO) List of Health TopicsWHO is the directing and coordinating authority for health within the United Nations system. It is responsible for providing leadership on global health matters, shaping the health research agenda, setting norms and standards, articulating evidence-based policy options, providing technical support to countries and monitoring and assessing health trends. The list of topics is very comprehensive and would provide students with ideas for research projects, as well as a global view of the many health-related issues in the environment, including diseases, sanitation, and pollution of all sorts.