Book Chapter December 2005 December 2005 Urban Systems In ECOSYSTEMS AND HUMAN WELL-BEING: CURRENT STATE AND TRENDS: Findings of the Condition and Trends Working Group:Chapter 27 Author: Gordon McGranahan Peter Marcotullio Deborah Balk Tania Braga Ian Douglas Thomas Elmqvist William Rees David Satterthwaite Jacob Songsore Hania Zlotnick Jerry Eades Exequiel Ezcurra Anne Whyte Xuemei BAI Hidefumi IMURA Hiroaki SHIRAKAWA
