美国得州洪灾死亡失踪超百人

Group 1 - The flooding in Central Texas has resulted in at least 80 fatalities, with 41 confirmed missing and more unaccounted for, as reported by Texas Governor Abbott [1][2] - The flooding was exacerbated by Tropical Storm "Barry," which made landfall in Mexico and combined with moisture from the East Pacific, leading to severe rainfall in the region known for its susceptibility to flash floods [2] - The National Weather Service has faced criticism for perceived forecasting failures and inadequate flood warnings, with President Trump declaring the Texas disaster as a "once-in-a-century" event [2][3] Group 2 - The region's topography, characterized by shallow soil layers over hard rock, steep elevation changes, and narrow valleys, contributes to rapid surface runoff and severe flooding [2] - Following the disaster, the Trump administration's budget proposal for 2026 includes cuts to the National Oceanic and Atmospheric Administration's weather and climate research labs, which could hinder future weather prediction advancements [2]