• A bachelor's degree -- or recognized equivalent from an accredited institution -- or higher degree in physical, chemical, or biological science; medicine; or engineering. Non-science majors will be considered, if prerequisite course work is met: minimum one year calculus, two years chemistry including organic chemistry, and one year biology.
  
  
• A minimum grade point average (GPA) of 3.0.
  
  
• Scores from the Graduate Record Exam (GRE) taken within the previous five years for domestic applicants and for international applicants whose native language is English. For foreign applicants whose native language is not English, the Test of English as a Foreign Language (TOEFL) with a minimum score of 570 or the International English Language Testing System (IELTS) with an overall score of seven taken within two years.
  
  
• A completed application, including a written statement of purpose, a current curriculum vitae, and three letters of recommendation.
  
  

Students can look forward to gaining valuable skills. Among the most critical are:

• an understanding of the sources, pathways, exposures, health impacts, and control measures for environmental pollutants and environmentally mediated infectious and parasitic diseases at the household, community, regional, and global levels;
  
  
• an appreciation of the statistical and epidemiological techniques used to establish causal links between environmental contaminants and ill-health;
  
  
• an ability to link environmental and health outcomes with population and economic development issues;
  
  
• the capability to forge concise, analytically robust, and practical policy recommendations.
  
  
• field research methods (for those electing to do field research for their GHE project)