【新东方雅思写作】雅思写作观点盘点（2）

       环境

　　Environment 环境

　　Global warming 全球变暖

　　Gases such as carbon dioxide trap heat from the sun

　　This causes global temperatures to rise

　　This process is known as the greenhouse effect

　　Human activity is a major factor in the rise of the greenhouse gases

　　Factories and vehicles produce emissions and exhaust fumes

　　Many developing countries are becoming industrialized

　　The number of cars on our streets is growing

　　Cheap air travel is allowing more people to fly

　　Effects of Global Warming

　　Global warming will have a significant impact on our planet

　　Rising temperature will cause melting of the polar ice caps

　　Sea levels will rise

　　We can expect more extreme weather conditions

　　Flooding and droughts may become more common

　　Impacts of humans on the environment 人类对环境的影响