general lntroduction to read into human civilization and culture
introduction to book 1-universe,environment and life
part 1 the big bang and afterwards
unit 1 the big bang and the universe
text A the mother earth's place in the universe
text B challenging the big :the beginnigng of everything
unit 2 early forms of life
text A evolution and life
text B living things
unit 3 the lnfinite variety and evolution
text A the ilfinite variety
text B the cambrian ecplosion-the big bang of life
part 2 physical environment
unit 4 lakes and the landscape
text A lakes and the landscape
text B how lakes begin,evolve and change
text C great lakes of the world
unit 5 the fascination of lslands
text A1 how lslands are formed
text A2 skomer: a case study of lsiand life(to be continued)
text B skomer:a case study of lsland life(continued)
unit 6 the mysterious amazon river
text A european discovery of the amazon river basin
text B the amazon rain forest and its tribes people
text C manaus:coastal city and jungle capital
part 3 the continents
unit 7 the formation of the continents,and africa
text A the continents
text B africa
unit 8 asia and americas
text A asia
text B north and south america
unit 9 europe and oceania
text A europe
text B oceania
Part 4 towards an understandong of animals
unit 10 animal communication
text A von frisch's study of the signaling systems of bees
text B birds'communicative behaviour
text C signalling and evolution:the development of ethology
unit 11 the mental life of animals
text A1 the mental life of animals
text A2 a day in the life of a chimpanzee community
text B1 qualities needed for successful research into animal behaviour
text B2 coolness in a disastrous encounter
unit 12 what can we learn from nature
text A Observing the social life of african wild dogs
text B2 medicines from the amazon rain eorest
text B2 medical uses of natural poisons
part 5 life on land,sea and air
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part 6 man and the environment
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