Our world : a closer look elective workbook normal (academic) secondary 5 / Angela Tan...[et al]
Imprint
Singapore : Marshall Cavendish Education, 2006
Edition
3rd ed
Descript
v, 58 p. : ill. ; 26 cm
CONTENT
Development -- Development indicators -- Problems of development -- Singapore's development -- Environmental management -- Deforestation -- Desertification -- Acid rain in Europe -- Managing resources and environments