Hajj pilgrimage faces increasingly dangerous heat as climate change reshapes Mecca's climate, study warns
AI summaryNew analysis by the World Weather Attribution group warns that global heating has fundamentally altered Mecca's climate, making the hajj pilgrimage increasingly hazardous. With temperatures of 40°C now common in May, researchers project dangerous heat nearly year-round by century's end unless fossil fuel use is rapidly reduced. Saudi authorities have introduced heat mitigation measures, but experts say more is needed.