Marilyn V. Howarth, MD, FACOEM

Adjunct Associate Professor | University of Pennsylvania

Marilyn Howarth is the Deputy Director of the Philadelphia Regional Center for Children’s Environmental Health. Within the Center, she leads the Translation Core through which numerous programs focus on improving the environmental health of children. She is also the Director of the Community Engagement Core of the Center of Excellence in Environmental Toxicology where she works with researchers, regulators, legislators and communities to lower environmental risk and improve environmental health.

Marilyn’s work focuses on environmental justice and reduction in environmental health disparities. She has worked in environmental justice communities in the Philadelphia region on problems including lead exposure, climate change, hydraulic fracturing exposures, air pollution, asthma, legacy pollution, water quality and flooding. She teaches students at many levels.

Marilyn has provided science testimony to numerous city, state and federal agencies and legislative proceedings. She is a member of several advisory boards at the state health department level. She is a past president of the Pennsylvania Occupational and Environmental Medical Society and a past board member of the American College of Occupational and Environmental Medicine.


PRCCEH Seminar Featuring Dr. Howarth:

Focus Areas

Mother giving a child an inhaler.
PRCCEH Program

Chester Community Asthma Prevention Program

The CAPP program provides direct intervention for families to reduce childhood asthma in Chester, PA.

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Teachers in a classroom for training
PRCCEH Program

Teachers Institute of Philadelphia Environmental Health Curriculum

Teacher training to develop curriculum on environmental health topics.

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Woman standing To address group meeting in community center
PRCCEH Program

Community Children’s Environmental Health Program

Mentoring and training for new and emerging children's environmental health researchers.

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