A general view of flooded Han river from an observation platform in Seoul, South Korea, on Aug 11, 2022.SEOUL – The heaviest rain in Seoul in 115 years has spurred the South Korean capital to revive a $1.15 billion plan to improve drainage after floods exposed how even the affluent Gangnam district is vulnerable to climate change-driven extreme weather.
This week's torrential rain killed at least 11 people across the northern part of the country, as of Thursday morning. More than 50 per cent of Seoul's land areas are impermeable, with the figure much higher in the affluent Gangnam district with wide boulevards and office buildings, experts said.