GENEVA (AP) — In the wake of heat waves, global warming, forest fires, storms, droughts and a rising number of hurricanes, the U.N. weather agency warned Tuesday that the number of people who need international humanitarian help could rise 50% by 2030 compared to the 108 million who needed it worldwide in 2018.

In a new report released with partners, the World Meteorological Agency says more disasters attributed to weather are taking place each year. It said over 11,000 disasters have been attributed to weather, climate and phenomena like tsunamis that are related to water over the last 50 yea...