A water park in Suffolk reservoir is temporarily closed for fear of blue pollutiongreen algae. Alton Water Park near Ipswich opened in July 7 with 72 inflatable devices, slides and obstacles. However, algae have been detected in water, and flowers formed in hot weather release toxins that can cause skin irritation and disease. The managers apologized to those who wanted to come to the park and said they could re- Book or get a refund. Professor Lawrence Carvalho from the Center for Ecology and Hydrology said, Blue Green algae have been a special problem this summer. \"Not only is it very warm but it is very dry, which means they are not washed away by the rain,\" he said . \". He added that this is a special risk for dogs who seem to be attracted by smells. Blue- Green algae are tiny, but gather in visible colonies, up to a few millimeters in size and can rise to the surface to form thin and faint green flowers or thick paintlike scums. When it is taken, it can cause damage to the liver or nervous system of people and animals. People who swallow algae residue may develop rashes, eye irritation, vomiting, diarrhea, fever, and pain in muscles and joints, but there is no evidence that The term effect or death in English people. It is not known how long the park will be closed.