Case study booklet created for IGCSE Edexcel to support students with revision for human environments. Includes the following: Cairo, Egypt – Urban challenges in a developing country Hong Kong – Urban challenges in a developed country UK – Sector shifts in a developed country China – Sector shifts in a newly emerging country UAE – Energy management (Vision 2050, Masdar City) Cairo, Egypt – Informal economy (Zabbaleen waste collectors) UAE – Management of long-term migration Machu Picchu, Peru – Sustainable tourism in a developing country