Directs the Department of Health and Human Services, through the CDC, to keep running the national Climate and Health program. The program must turn climate science into practical guidance for governments and communities, build decision‑support tools, and lead public‑health planning for climate impacts like extreme heat, wildfires, or disease spread.

Authorizes $110 million each year starting in fiscal year 2026 and bars moving those funds to other HHS programs. Requires written notice to Congress if funds are shifted to create a successor program, ensuring continuity and transparency.