Annual average global heat-related deaths rose by nearly 36% in the decade following the 2015 Paris Agreement compared to the previous decade.
In 2023 alone, extreme heat was linked to 710,000 deaths worldwide, with over 70 percent attributed to human-caused climate change.
Developing countries faced a financing gap of $2.2 billion in 2024 for health adaptation needs against an estimated minimum cost of $3.3 billion.