Heat deaths to skyrocket in countries lacking adequate electricity, study finds

By Sara Schonhardt | 07/27/2026 06:02 AM EDT

Poor countries in Africa and South Asia don’t have the resources to expand access to air conditioning as extreme heat increases.

A boy offers water to another boy from a bottle wrapped in a cloth in Banda, Uttar Pradesh, India.

A boy offers water to another boy from a bottle wrapped in a cloth after playing cricket on a parched field during a heat wave in Banda, Uttar Pradesh, India, on June 21. Rajesh Kumar Singh/AP

Extreme heat could lead to 430,000 additional deaths each year by 2050, with the greatest rise in countries that lack adequate power for air conditioning, according to new research.

The study — from the Climate Impact Lab at the University of Chicago — highlights the central role energy plays in adapting to global warming. It predicts that the greatest number of deaths will occur in places that will experience more extreme heat but lack the energy and resources to harness air conditioning.

That covers 18 countries, mostly in sub-Saharan Africa and South Asia, including Niger, Pakistan, Bangladesh and Somalia.

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In Pakistan, for example, 89 percent of the population will face extreme heat but lack access to cooling technologies, leading to potentially 150,000 excess deaths by 2050, according to the study.

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