This book constitutes the refereed proceedings of the 8th Asia-Pacific Web Conference, APWeb 2006, held in Harbin, China in January 2006. The 56 revised full papers and 42 revised short papers presented together with 4 invited keynote papers, 6 industry papers, 19 demo papers, and 11 special papers on ICT advances for water resources management were carefully reviewed and selected from 413 submissions. The papers cover all current issues on WWW-related technologies and new advanced applications for researchers and practitioners from both academic and industry.