Environmental Pollution in Vietnam One of the most serious environmental problems in Vietnam is air pollution, especially in big cities like Hanoi and Ho Chi Minh City. The main causes are traffic congestion, industrial activities, and the burning of waste. Every day, thousands of vehicles release harmful gases into the air, which affects people's health and contributes to climate change. To solve this problem, the government should encourage the use of public transportation and electric vehicles. Factories must be strictly controlled to reduce emissions. In addition, raising public awareness through education campaigns can help people understand the importance of protecting the environment.

In conclusion, air pollution is a serious issue that needs urgent action. If we all work together, we can create a cleaner and healthier environment for future generations.

Question 1: This app allows you to review lessons by playing games. Question 2: We clean up the beach when it starts to rain. Question 3 : Ecotourism provides tourists with opportunities to explore nature.

Question 1: This app allows you to review lessons by playing games. Question 2: We clean up the beach when it starts to rain. Question 3 : Ecotourism provides tourists with opportunities to explore nature.

Question 1: This app allows you to review lessons by playing games. Question 2: We clean up the beach when it starts to rain. Question 3 : Ecotourism provides tourists with opportunities to explore nature.

Question 1: This app allows you to review lessons by playing games. Question 2: We clean up the beach when it starts to rain. Question 3 : Ecotourism provides tourists with opportunities to explore nature.

Question 1: This app allows you to review lessons by playing games. Question 2: We clean up the beach when it starts to rain. Question 3 : Ecotourism provides tourists with opportunities to explore nature.

Question 1: This app allows you to review lessons by playing games. Question 2: We clean up the beach when it starts to rain. Question 3 : Ecotourism provides tourists with opportunities to explore nature.

Question 1: This app allows you to review lessons by playing games. Question 2: We clean up the beach when it starts to rain. Question 3 : Ecotourism provides tourists with opportunities to explore nature.

Question 1: This app allows you to review lessons by playing games. Question 2: We clean up the beach when it starts to rain. Question 3 : Ecotourism provides tourists with opportunities to explore nature.

Question 1: This app allows you to review lessons by playing games. Question 2: We clean up the beach when it starts to rain. Question 3 : Ecotourism provides tourists with opportunities to explore nature.