1 The rare plants and wildlife are destroyed by the cutting down of rain forests
2 Huge amounts of farmland has been eaten up by the growth of cities
3 The lives of people in many cities are ruined by poverty and overcrowding
4 A hole in the ozone layer has been created by
the use of CFCs in products lije hair spray.
5 Many more cases of skin cancer has been caused by the reduction of the protective ozone laye