Помогите, пожалуйста, сделать краткий пересказ текста, буквально предложений 4-6, очень нужно

1Sara writes to Patty that they have been learning about pollution at school this week. 2 Pollution destroys the natural habitats of many animals. 3 She writes: we have to protect these species before they disappear. 4 She also writes that acid rain has been damaging the environment for years.

It starts with the smoke from power stations. 5. We don't have to do much, just to walk to school instead of taking a bus, and to recycle our rabbish. 6 In the end Sara asks what Patty has been doing at school.

Что-то всё глючило(((

1Sara writes to Patty that they have been learning about pollution at school this week.  2 Pollution destroys the natural habitats of many animals.  3 She writes: we have to protect