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Environmental Health Sciences (EHS)

The Environmental Health Sciences department examines how environmental exposures and climate change affect human health and disease. Through our degree programs, we educate, train, and mentor future leaders. Our research informs and influences policy, advocacy, and action around the world.

Message From the Chair

Andrea Baccarelli, Environmental Health Sciences, EHS, Mailman School of Public Health"Our planet is our home. It belongs to all of us. Yet our home is burdened by a myriad of environmental threats..." Read More

Why EHS?

Learn about Environment graduate programs at Columbia University's Environmental Health Sciences DepartmentLearn directly from our faculty about the importance of studying Environmental Health Sciences and why they do their research at Columbia. Watch Now

Centers & Programs

Our research looks at every facet of how the environment and climate change impact human health.

Students

Our talented students draw on their diverse backgrounds when developing the expertise needed to excel in the rapidly evolving environmental health field.

Faculty

Meet our esteemed faculty, who have a wide range of expertise throughout the environmental health field.

Spotlight

The Global Consortium on Climate and Health Education is a network of health professional schools and programs dedicated to advancing education on the health impacts of climate change.