英语图表图画类作文课后作业及范文内容摘要:

n, the number of species has decreased rapidly in America, and some species have even vanished from our pla. There are numerous reasons accounting for the phenomenon and I would like to explore a few of the most important ones here. Above all, as the human population grows rapidly, a growing number of people came to live where some wild species have been living. Then these species have to move to other places. Some of them probably can not adapt to the new environment and die. In addition, although many people look on the wildlife as their friends, some people may not think so. They catch a lot of wild animals and sell them in order to get more money. Consequently, the natural balance and the ecologic environment are destroyed. The clear cutting has bee increasingly serious. So some of the wildlife bee homeless and extinct. In order to protect the wildlife, I have some suggestions. First, the governments should make laws to prevent them from being caught and killed. Second, the governments should educate people to love nature and protect it. Third, as for ourselves, we should take practical actions to protect our living environment. (210 words) 【参考范文二】 The two charts show that the increase in the . population has been acpanied by a corresponding decline in the number of wildlife species. Far too many species have been lost already. This poses a danger to the ecological balance. As the human population expands, wild animals in mounting numbers are hunted for food, or because they are thought to present a threat to man. But studies show that one of the primary causes of the disappearance of wildlife is pollution, which is one of the consequences of population growth and economic development. This makes us wonder if men are able to share this pla in harmony with other life forms. In my opinion, it is imperative for us to take steps to reverse the disturbing trend illustrated in the charts. One measure would be to forbid the building of cities in areas where wild life is threatened with extinction. But, more importantly, men must learn to stop polluting the environment, or he himself 5 will be extinct. (167 words) 【参考范文三】 As is seen from the two graphs, it is clear that with the rapid growth of . population from 1800 to 1990, the number of its wildlife species no longer existing soared during the same period. Naturally, we can draw the conclusion that the sharp decline of wildlife species resulted from the population growth. Several reasons may account for this phenomenon. To begin with, as the population grows, people consume much more natural resources. Second, with t。
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