4th IWA International Symposium on Water and Wastewater Technologies in Ancient Civilizations COUNTRY Portugal CITY Coimbra START DATE 17/09/2016 END DATE 19/09/2016 WEBSITE www.wwac2016.com Upcoming Deadlines 15Oct 15. October 2015 15Mar 15. March 2016 15May 15. May 2016 30Jun 30. June 2016 31Jul 31. July 2016