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.