10 предложений на англизком по теме экология

1. Ernst Haeckel is a person who introduced the term \"Ecology\".

2. Don\'t chop down the trees!

3. We must save the Earth from the natural calamity.

4. Big cities are full of noise pollution.

5. Vegetation gives a lot of oxygen.

6. Many rivers and lakes suffer from water pollution.

7. Please, don\'t leave your garbage in the forest.

8. Many fish are dead because of oil slick.

9. Natural calamity destroys cities and harms the nature.

10. Hazardous wastes must be carefully classified.