高中英语 Unit 2 The environment Section Ⅰ Reading （Ⅰ） （Welcome to the unit Reading）学案 牛津译林版必修5-牛津版高二必修5英语学案

Unit 2 The environmentIs our environment being destroyed by greed?人类的贪婪是环境恶化的主要原因。然而，除此之外还有其他因素吗？The environment has been suffering from all forms of damage，especially in recent years global warming seems to be the main problem.Many times ， the worsening of the environment，in the forms of running out of natural resources, and air，water and land pollution，is caused by the irresponsible behaviour of man.However，it will be unfair to state that the worsening of the environment is brought about only by greed.Other factors ， such as the inability of some developing countries to find other choices of survival，also play a part in contributing to environmental problems.The state of the environment has been the concern of scientists in recent years.As for global warming，greed，in order to get economic benefits, actually contributes to the ruin of the environment.This is seen when the United States refused to carry out its agreement to the Kyoto Protocol (《京都议定书》), which helps deal with the increasing emission of greenhouse gases.If the USA had agreed to it, it would have meant that it had to cut back on its Gross Domestic Product(GDP) growth.Another reason for the worsening of the environment is that some developing countries have no choice but to survive at the cost of the environment.For example, slashandburn agriculture is the cheapest way for poor farmers even though it creates a serious environmental problem.If they don't do that ， they may not be able to clear the land in time for agricultural activities to support themselves and their family members.For them, compared to their survival, environment concerns are secondary. [阅读障碍词]1．irresponsible adj. 不负责任的2．...