Heavy rainfall in September triggered severe flooding across several districts of Nepal, resulting in loss of life, displacement of thousands and extensive damage to infrastructure, according to local authorities. The disaster, described by Al Jazeera as one of the worst in recent years, prompted an emergency response from the government and humanitarian agencies.
A team of Nepali and international scientists examined meteorological data and river flow records to assess the drivers behind the event. Their analysis indicated that the intensity and duration of the rainstorm exceeded historical norms, a trend they associate with climate change. Elevated temperatures in the region have accelerated glacial melt, contributing to higher river levels during the monsoon season.
The researchers highlighted that warming has altered the timing and strength of monsoon systems, leading to more concentrated downpours. Such shifts increase the likelihood of flash floods and landslides in the mountainous terrain of the Himalayas. The study also noted that previous flood events in Nepal have shown a similar pattern of intensification linked to global warming.
Government officials confirmed that the floods damaged roads, bridges and agricultural fields, hampering relief efforts and threatening food security for affected communities. Emergency shelters were set up for displaced families, while the army and local volunteers assisted in rescue operations.
International aid organizations have pledged support for reconstruction and for bolstering climate resilience in vulnerable areas. The scientists’ findings underscore the need for enhanced early‑warning systems and adaptation measures to mitigate the growing risk of climate‑related hazards in the region.
The report, cited by Al Jazeera, calls for coordinated action to address the underlying climate drivers while strengthening local capacity to respond to extreme weather events.
Reporting attribution: based on reporting by Al Jazeera — All News — original source: https://www.aljazeera.com/news/2026/9/17/climate-change-had-major-role-in-triggering-nepal-floods-scientists-say?traffic_source=rss.