Vietnam is rethinking how it copes with floods after a year of relentless storms collapsed hillsides and left vast parts of cities under water.
From mapping high-risk areas to reimagining “sponge cities” that can absorb and release water naturally, Vietnam is investing billions to adapt to what experts call a new era of climate extremes. Under a national master plan running through 2030, the government has pledged more than $6bn to build early-warning systems and move communities out of danger.