The speaker contends that society should not energise too umpteen efforts to save endangered species, since the extinction of them are caused by gross forces. While I concede that the extinction of many species is a result of natural process, human beings also play a more(prenominal) and more important role in accelerating and infuriating this process. And we should make moderate efforts to save the endangered species. Admittedly, in the geologic outgoing many species live twist extinct naturally. The changes of surround out-of-pocket to natural reasons may destroy the homelands of many species, hence trail to their extinctions. The nature may also break the ease of marauder and prey, thus causing the less powerful species to become extinct. An ingrained example might be the extinction of dinosaur, the antediluvian patriarch powerful gigantic leader of the earth. It is considered that the extinction of dinosaur is attributed to a clash of a small comet and the earth, which drastically changed the climate on the earth. Darwins suppose of natural selection might give us lots of instructions on this topic. If a species cannot adapt itself to the nature, it would be eliminated. Thats the whiteness of nature. However, with the increase of human activities, we human beings become more and more influential on the earth.
Unfortunately, many of our activities endanger the existence of incompatible species. Consider the accumulation of greenhouse gases, for example. These gases would gradually increase the spherical temperature on the earth. The amount of these kinds of gases, however, has been increasing with the economic booming. Recent re searches feed indicated that the accumulati! on of green gas has caused the melt of the ice detonating device in Antarctic, which would not only lead to the extinction of the species accessory there, but also cause the sea level abjure and thus endangering the species living along the sea, including people in the coastal areas. Another example is the deforestation of Amazon rainforest. This...If you want to settle on a full essay, order it on our website: OrderEssay.net
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