Wowereit, who is in a two-day visit to Zagreb, underlined the need for cooperation between big European cities in dealing with serious problems such as ecology, housing and traffic.
He said he was glad Croatia was about to join the European Union.
ZAGREB, April 11
(Hina) - Zagreb Mayor Milan Bandic on Thursday
received his Berlin counterpart Klaus Wowereit to discuss how big
cities function in energy, ecology and culture.