The Facts

• According to the 2024 Lancet Countdown report, the average person last year experienced 50 more days of dangerously high temperatures, leading to increased rates of infectious diseases, droughts, food insecurity, and deaths.

• Among the impacts on humans were a 167% increased mortality rate for people aged 65 and older compared to the 1990s, increased heat stress hours by 27.7%, decreased sleep hours by 6%, and deteriorated mental health.

• Environmental impacts included increased extreme rain in 61% of land areas, while 48% experienced at least one month of extreme drought. While rainfall led to increased flooding and disease, droughts led to an additional 151M people facing food insecurity in 2022.