Andrew Hiscock says the Netherlands’ handling of flooding in 1953 has stood it in good stead. Plus letters from John Sergeant and Michael HeatonIn the Netherlands, much of which is below sea level, we have not had a single square metre of flooding since 1953 (‘Homes may have to be abandoned’: how climate crisis has reshaped Britain’s flood risk, 31 January). In that year, a storm surge erupted in the North Sea, engulfing much of East Anglia as well as the Dutch province of Zeeland. The Dutch bui...