Worksheet 1.1

1. Worksheet 1.1

2. B. New cure for cancer found in Amazon forests A. Another new housing estate in the East soon HUMAN C. Smelly river forces people to move HUMAN D. Five hiking tracks introduced in Nature Reserves HUMAN E. Oil spill threatens to wipe out marine life HUMAN

3. Worksheet 2.2 1a) A: Trees are cut down (Deforestation) B: Factories give out a lot of smoke C: Buildings built for housing, commercial and industrial purpose. D: Crops/ Vegetable are planted by people 1b) - By cutting down the trees, the animals lose their natural habitats and may become extinct. - The smoke emitted from the factories cause air pollution. - Construction of the buildings change the physical environment into a human one. - The original plants have been removed.

4. Worksheet 2.2 c) We should be concerned especially if these activities affect the environment negatively. For example, the polluted air can make people ill / Loss of trees means a loss of habitats. d) A large pit has been dug and truck is dumping waste into it.

5. Worksheet 3.2 a) The !Kung Bushmen liven in the Kalahari Desert in Southern Africa. b) They make spears, bows and arrows from branches to hunt animals for food. They hunt animals and use the animal skins as clothes or as bags to carry things. c) Plant: Mongongo nuts, Baobab fruits, water roots Animal: Wildebeest, gemsbok, giraffe. (any 4) d) Once their water source dries up, they will move to a new location in search of a new supply of water. / They build small huts made of grasses and leaves. www.ucc.uconn.edu/~epsadm03/kung.html