Question

1. Which one looks dying? How do the plants differ in color? Continue record all of your observations in your journal.

2. Which plant is the healthiest and which plant is the least healthy? why?

3. why do we need to clean water and air?

4. how do acid rain affects the plants, humas and the environment?

5. how many aid pollution be decreased in our community, especially in the urban areas?​

Answer 1

Answer:

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