❓ Submitted Question: 1. Harmful materials chemicals activities 2. Useful materials, chemicals activities How will you prevent the erosion that happened in highlands areas? How can you help to make our environment safety?

🧠Answer: 

1. pesticides, industrial waste, and deforestation.

2.  organic farming, recycling, and the use of renewable energy sources.

3. Planting Vegetation: Trees and plants can hold the soil in place with their roots, which helps stop erosion.

Terracing: Making steps on slopes can slow down water and reduce soil erosion.

Using Geotextiles: These are special fabrics put on slopes to keep the soil stable and prevent it from washing away.

Building Retaining Walls: These walls help support the soil and keep it from sliding down slopes.

Contour Plowing: Plowing along the natural lines of a slope can reduce water runoff and help prevent erosion.

4. Reduce Pollution: Avoid activities that pollute the environment, like improper disposal of waste or chemicals.

Conserve Water: Use water efficiently to prevent water scarcity and preserve natural water sources.

Plant Trees: Trees absorb carbon dioxide and produce oxygen, helping to combat climate change and purify the air.

Support Sustainable Practices: Encourage and participate in practices like recycling, using eco-friendly products, and conserving energy.

Educate Others: Raise awareness about environmental issues and the importance of protecting the environment.

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