WHO Urges Six Climate Health Measures
A World Health Organization report identifies six measures that could save lives and cut emissions ahead of the COP31 climate conference.
Updated on Nov. 4, 2026 in Environmental
Live Poll
Should governments spend more on climate measures to protect public health?
The World Health Organization released a report on Wednesday identifying six climate and health measures, including heat-health warning systems and improved hand hygiene. The report was published days before the COP31 climate change conference.
Why it matters
The report states that much of the harm caused by the climate crisis can be prevented with existing tools. Its projections are aimed at informing global leaders ahead of the COP31 talks in Turkey.
The figures come from WHO projections modeling six measures, which estimate 1.6 million lives saved and 16.7 billion tonnes of CO2 avoided each year. The study relies on ambitious scenarios with data gaps, and the rollout timeline and funding sources remain unspecified.
The players
World Health Organization
The United Nations agency responsible for international public health, headquartered in Geneva, which issued the report.
The details
The six measures include heat-health warning systems, climate-resilient drinking water and sanitation infrastructure, improved hand hygiene, cleaner household energy, and more efficient fossil fuel pricing. The report frames these as a triple dividend of healthier people, lower emissions, and stronger economies, with a nearly US$4 trillion economic boost from saved lives and reduced healthcare costs.
Timeline
November 4, 2026: WHO releases the report on six climate and health measures.
Next week: Global leaders head to COP31 in Turkey.
The Big Picture
The report extends the World Health Organization's climate and health work by quantifying the benefits of specific policy measures ahead of the COP31 negotiations in Turkey. It frames health protection as a lever for emissions reduction and economic gains, a case that has grown as climate talks increasingly address adaptation alongside mitigation.
The measures could affect everyday life through heat warnings, safer drinking water and sanitation, cleaner household energy, and cleaner hand hygiene practices. Their pragmatic impact depends on whether national governments adopt and fund them.
The takeaway
Many of the health harms linked to climate change can be reduced with tools that already exist, such as heat warnings and cleaner household energy. Tracking how governments act on these measures at COP31 will show whether that potential is realized.
What happens next
Global leaders will meet at the COP31 climate change conference in Turkey next week, where the report's measures are expected to be part of the discussion.
Further reading
Explore more in Environmental coverage of how climate policy intersects with public health.
Live Poll
Should governments spend more on climate measures to protect public health?
