Today, people use cars, motorcycles, ... more and more. This affects the global ecosystem, causing the greenhouse effect. There is also burning of forests, destruction of the natural environment, if maintained, it can cause ozone layer leakage. Excessive air emissions will cause global warming and air pollution leads to polar ice melting, causing water pollution. So how to fix this situation? Things to do and must: italicize the specified places. Only use cars or motorbikes when absolutely necessary and do not burn forests. Let's join hands for a green, clean and beautiful environment.

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Xin ctlhn!

Energy is very important in out daily life.We use energy for almost everything we do.However energy is limited. We should do the following things to save energy. Firstly, we should use electricity more efficiently. Secondly, we had better reduce our electricity bills. Besides, it's necessary to turn off lights when leaving a room or before going to bed to save energy.