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Environment

Addressing environmental exposures in air, water, soil, and food, as well as climate change and environmental justice

Environment Headlines

Explore the latest public health research and insights about environment.

Cassie is a second-year ScM student in the Department of Biostatistics whose research interests lie at the intersection of causal inference, machine learning, and data-driven modeling with applications in environmental health and other policy-relevant contexts.

Department News
Katrina Randolph works with a client.

Beauty’s Byproducts

Dyes, relaxers, and conditioners give salon clients the styles they want—and leave salon workers with a potentially dangerous chemical burden.

Public Health Magazine
a circular plume in a night sky over a lighted, snowy area

A Breath of Fresh Air

Fairbanks, Alaska, home of breathtaking auroras and scenic mountain vistas, also has some of the worst air quality in the country. A team of Johns Hopkins researchers are part of an international study to find out why.

The Hub

Environment Faculty Experts

 Looking for prominent public health experts in the field of environment? They’re here at the Bloomberg School of Public Health.

Marsha Wills-Karp
Professor
Environmental Health and Engineering

Marsha Wills-Karp, PhD, researches the environmental determinants of allergic and immune diseases across their lifespan.

Kellogg Schwab
Professor
Environmental Health and Engineering

Kellogg Schwab, PhD, integrates engineering, public health, and human behavior by researching water and wastewater contaminants of public health concern.

Alfred Sommer
Professor
- Emeritus
Epidemiology

Alfred Sommer, MD, MHS '73, studies the causes and prevention of childhood micronutrient malnutrition and mortality, and the causes and prevention of blinding diseases.

Brian Schwartz
Professor
Environmental Health and Engineering

Brian Schwartz, MD, MS, GME ’90, uses environmental epidemiology to evaluate the drivers of sustainability health impacts, such as energy, agriculture, and built environments.