Four billion people, about half the world’s population, experienced at least one extra month of extreme heat due to human-caused climate change from May 2024 to May 2025, scientists say. The extreme heat caused illness, death, crop losses, and strained energy and healthcare systems, according to the analysis from World Weather Attribution, Climate Central and the Red Cross.
Half the world’s population endured an extra month of extreme heat due to climate change, scientists say
Four billion people, about half the world’s population, experienced at least one extra month of extreme heat due to human-caused climate change from May 2024 to May 2025, scientists say. The extreme heat caused illness, death, crop losses, and strained energy and healthcare systems, according to the analysis from World Weather Attribution, Climate Central and the Red Cross.