Dr. Aruni Bhatnagar has spearheaded the development of the new field of environmental cardiology, which examines how environmental exposures affect cardiovascular health and disease risk. He has published over 300 research articles and is the recipient of the Norman Alpert Award by the International Academy of Cardiovascular Sciences and the Outstanding Mentor Award by the Conference of Southern Graduate Schools. He is the principal investigator of The Green Heart Louisville Project, a groundbreaking, community-based clinical trial to examine how an increase in neighborhood greenery affects the levels of air pollution and cardiovascular disease risk. He hosts the podcast Elements of Nature, a monthly series about how natural forces shape and influence our health and wellness.