Flagship Initiative against extreme heat and related environmental health risks in workplaces and major events
Environment, Climate Change, One Health and Migration
We work to prevent disease and promote health by addressing key areas of environmental health including climate change, clean energy; air quality; water, sanitation and hygiene (WASH); and chemicals and radiation. Health threats are addressed through a One Health approach....
Videos
All →Our strategy
9 February 2020
WHO global strategy on health, environment and climate change: the transformation...
The new strategy is timely – it responds to and is in line with the 2030 Sustainable Development Agenda and the GPW13.
Publications
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19 October 2026
Ten years of the Paris Agreement: a global review of health in nationally determined contributions
This WHO report reviews the integration of health into the third generation of nationally determined contributions (NDCs 3.0), the national climate plans...
5 October 2026
WHO global water, sanitation and hygiene: Annual report 2025
Safe water, sanitation and hygiene (WASH) remained fundamental to health, disease prevention, resilience and equity in 2025, but the global context for...
30 September 2026
Prevention and management of heat-related illness at mass gatherings: systematic reviews
Extreme heat is an increasingly important threat to health and operational continuity during mass gatherings. Climate change is increasing the frequency,...
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6 October 2026
Module 6: Cardiovascular health
This module introduces the major air pollutants and their primary sources, explaining how they contribute to the global burden of cardiovascular disease....
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/environment-climate-change-and-health-(ech)/climate-change-and-health-(cch)/cover-pic_big.jpg?sfvrsn=390b219a_3 "Climate Change Negotiations and Health")
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