Back to Show
PBS News Hour
Louisville study seeks to understand trees' impact on health
Trees can add beauty and serenity to a neighborhood -- but can they also improve the health of its residents? In Kentucky, the University of Louisville — with help from the National Institutes of Health and The Nature Conservancy — aims to find out. Called Green Heart Louisville, the initiative involves a large-scale scientific study of how greenspaces affect public health. John Yang reports.
Support Provided By
57:46
February 12, 2026 - PBS News Hour full episode
57:46
February 11, 2026 - PBS News Hour full episode
57:46
February 10, 2026 - PBS News Hour full episode
56:45
February 9, 2026 - PBS News Hour full episode
57:46
February 6, 2026 - PBS News Hour full episode
57:46
February 5, 2026 - PBS News Hour full episode
56:44
February 4, 2026 - PBS News Hour full episode
57:46
February 3, 2026 - PBS News Hour full episode
56:44
February 2, 2026 - PBS News Hour full episode
57:46
January 30, 2026 - PBS News Hour full episode
57:46
January 29, 2026 - PBS News Hour full episode
57:46
January 28, 2026 - PBS News Hour full episode