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1、,Extinct Animals,The earth is faced with the problem of wildlife extinction. Especially some land animals. Dinosaur By the end of 65 million years ago ,with the climate change ,they disappeared .,Quagga: With the increase of population, people need more and more land to grow crops and more space to
2、live. Thus, there is less and less room in for wildlife to survive.whatmore, woman hurt them for money .therefore they disappeared in the 1883 with the same reason .Tasmanian tiger disappeared in 1936.,Stellars sea cow disappeared in 1768. the disappear of Irish deer happened in 7700 years ago .casp
3、ian tiger disappeared in circa*1970. Aurochs disappeared in 1627. Great auk disappeared in1844. Cave lion disappeared in 2000-10000 years ago.dodo died in circa*1650.,素材天下 ,With the rapid development of agriculture and in dustry, the environment is seriously polluted, which destroys the living condi
4、tion of animals. Therefore, the phenomenon of land animals extinction, in a sense, should draw peoples consideration.,,To solve the problem, both the government and the citizens should make efforts together. The government, most important of all, needs to take some measures to control the birth rate so that there will be more room for land animals species. The citizens, too, should develop their awareness of environment protection.,,Thank you,主讲：姜琴 撰稿：阚敏 ppt制作：孙肖肖,