The environment minister Dan Rogerson said Government spending on flood defences has protected "1.4 million properties" from flooding.
Speaking on Good Morning Britain, Mr Rogerson justified the spending levels after an extra £270m was used in Somerset due to the "wettest winter on record."
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According to the poll, conducted for The Irish Times, the country chose to liberalise its laws by 68% to 32%.
More than one in 10 people will be classed as such in Wales, according to the report.
The first lady spent five nights in hospital.