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Topic: How to lead a low-carbon life? Questions for Reference: 1.What is the definition of low-carbon life? 2.What is the correlation between low-carbon lifestyle. and climate change? 3.What can individuals do to lead a low-carbon life? Cite examples to illustrate your point. 参考演说： Low-carbon life encourages people to minimize energy use and greenhouse gas emission, especially the emission of carbon dioxide which scientists say is a major cause of global warming. In other words, we are encouraged to leave less carbon footprint in our daily life. When you drive a car, the engine burns fuel which creates a certain amount of carbon dioxide. Even if you heat your house with electricity, the generation of the electrical power may also have emitted a certain amount of carbon dioxide. All those activities can put strains on the environment and lead to a worsening climate change. That’s why low-carbon lifestyle. is advocated. Everybody has to share the responsibility to tackle climate change. Some changes in your life can make a big difference to the environment. Firstly, choose public transport instead of private cars. If you have to drive a car, car-pooling is recommended. Secondly, switch your computers, air conditioners, and other electronic appliances to energy-saving mode; choose energy-efficient bubbles; turn them off when they’re not in use. Thirdly, use reusable carrier bags, cups, chopsticks as more environmentally-friendly alternatives to disposable commodities. | 
