Floods

Research shows natural hazards linked to climate crisis disrupted 23 elections in 18 countries in 2024Democracy is under mounting threat from the climate crisis, with new analysis documenting how elections are increasingly shaped not only by political forces but also by floods, wildfires and extreme weather.At least 94 elections and referendums across 52 countries have been disrupted by climate-related impacts over the last two decades, researchers found. Continue reading...

Rising sea levels and ecological damage caused by heavy use of flood defence system force city authorities to consider next moveThe Arsenale, the colossal shipyard that was the engine of the Venetian Republic’s domination for seven centuries, remains the nucleus of the city’s control over the water. Its northern section is made up of cavernous brick warehouses called capannoni, which in the 16th century could produce a warship a day through a rigorously ordered assembly line.Now, one of them houses the operations centre of the Mose, the sprawling flood defence system that protects the city. Continue reading...

Cyclone crossed coast near Maketu peninsula, packing destructive winds exceeding 130km/h (80 mph), heavy rain and large swellsCyclone Vaianu made landfall in New Zealand’s North Island on Sunday, triggering floods, power outages and forcing hundreds to evacuate.The cyclone crossed the coast near the Maketu peninsula, packing destructive winds exceeding 130km/h (80 mph), heavy rain and large swells, national weather provider MetService said, describing Vaianu as a “life-threatening” system. Continue reading...

• Back-to-back subtropical Kona storms in March 2026 triggered destructive flash flooding across several Hawaiian Islands, including Oʻahu. • NASA Earth Observatory published images and analysis of the flooding event on March 25, 2026, highlighting the cyclones' impact. • These storms underscore intensifying weather patterns linked to climate variability in the Pacific region.

Oahu residents face gruelling cleanup as floods damage hundreds of homes and losses are expected to top $1bnSign up for the Breaking News US email to get newsletter alerts in your inboxThe worst flooding to hit Hawaii in two decades has swept homes off their foundations, floated cars out of driveways and left floors, walls and counters covered in thick, reddish volcanic mud.Authorities said hundreds of homes had been damaged, along with some schools and a hospital. On Monday, new downpours set off a fresh round of flooding on Oahu’s south side while residents on the island’s North Shore cleaned up and assessed the destruction from last week’s torrents. The National Weather Service said showers and thunderstorms were expected to wane but the Big Island remained under a flash flood watch. Continue reading...

Officials warn some residents could be trapped by rising waters as Wahiawā dam on Oahu ‘may collapse at any time’Sign up for the Breaking News US email to get newsletter alerts in your inboxTowering flash floods and an imminent dam failure in the northern part of Oahu triggered evacuation warnings in Hawaii on Friday, as the state continued contending with a powerful storm this week.The waters came on quickly in the middle of the night, and videos on social media captured inundated streets and cars being swallowed by the muddy floodwaters. Continue reading...