Professor Fuad H. Mallick and Mr. Hasibul Kabir presented a paper on 'Living Below the Line: Sustainability and Houses of the Ultra Poor' at the 10th SAARCH (South Asian Association of Architects) Assembly and Seminar held at Dhaka from March 31-April 2, 2006. Dr. Mahtab-Uz-Zaman presented a paper titled 'Sustainable Method to Restore Open-Built Ratio for Urban Development in Dhaka mega-City'. Dr. Zainab F. Ali chaired the session three of 'South Asian Architecture: Today and Tomorrow'.