Szukana fraza: [Abstract = "Effective flood protection is one of the major problems related to Odra basin development. Nowadays, such protection is done, amongst others, by constructing of flood banks, binocles and polders. The thesis takes attempt to indicate the effective solutions in flood protection of Słubice city, for instance\: additional polders creation, widening of the inter\-bank area, or the most effective one \- renaturalisation of the river valley."]