Climate change is one of the most serious public health threats facing the nation, but few people are aware of how it can affect them. Children, the elderly, and communities living in poverty are among the most vulnerable. Click on a state on the map for more information on climate-health threats, actions being taken to prepare communities, and what you can do.

View this collection of climate maps from the Natural Resources Defense Council including: Extreme Heat Vulnerability, Allergies to Ozone Smog & Ragweed, Flood Vulnerability and more.