Как избежать загрязнения земли мусорам. 10 способов, один способ, одно предложение.

1) Construction cleaning buildings.

2) Development national parks and reserves.

3) Plantings green trees.

4) Waste paper collection.

5) Using solar batterys.

6) Using hydrogen fuel.

7) Do not use chemical substances.

8) Do not use disposable tableware.

9) Recycling waste.

10) Do not use preservatives.