Ph.D. in Environmental Health Science typically spans 3 - 5 years and focuses on the intersection of environmental factors and public health. This program encompasses a rigorous curriculum that includes courses in epidemiology, toxicology, environmental policy, and biostatistics. Students engage in advanced research methodologies to investigate how environmental exposures—such as air and water pollution, chemicals, and climate change—affect human health outcomes. The program often involves hands-on experience through fieldwork, laboratory research, and collaboration with public health organizations. Graduates are prepared for careers in academia, government agencies, NGOs, and the private sector, contributing to policies and interventions that promote public health.