The ICID International Drainage Workshop (IDW) is regularly held in different countries once in about every 3 years. We are now glad to inform you that this special event is planned to take place in Iran next March. It is our great pleasure to cordially invite you to attend this unique event in Ahwaz, Iran, 4-7 March, 2017. The workshop aims at introducing the challenges, needs and solutions facing the drainage community worldwide. The main theme of the workshop is "Drainage and Environmental Sustainability"

Focusing on the following topics:
• Measures to improve drainage water quality;
• Measures to lower volume of drainage water;
• Adaption of new design criteria in favor of the environment;
• Application of alternative drainage methods.
Important Dates:
• Submission of abstract: August 31, 2016 Extended toSeptember 30, 2016
• Notification of abstract acceptance: September 10, 2016 Extended to October 10, 2016
• Submission of full paper: December 1, 2016
• Notification of full paper acceptance: January 1, 2017