The Worcester Wildlife Trust say that dredging is not the answer to river flooding.
In contrast to the views of many, they say they are compensating for dredging in the 1970's and 1980's, by allowing greenery to grow to absorb water and creating bends in waterways to slow down flow.
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Ms Leadsom has received the backing of Ian Duncan Smith, the former work and pensions secretary.
"This was mindless vandalism at its very worst, which has wrecked a much-loved community facility."
Three people have been taken to hospital after a taxi collided with pedestrians and a lamppost this afternoon.