Jei nori gauti šį darbą, siųsk trumpąją žinutę
DOC numeriu 1398. Žinutės kaina 3 Lt.

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5 darbus gali gauti PIGIAU. Siųsk žinutę
MOK numeriu 1398. Žinutės kaina 10 Lt.

I would like to talk about air pollution, becouse it is one of the major problems of the planet. Air pollution is made up of many kinds of gases, droplets and particles that reduce the quality of the air. Air can be polluted in both the city and the country. In the city, cars, buses and airplanes, as well as industry and construction may cause air pollution. In the country, dust from tractors plowing fields, trucks and cars driving on dirt or gravel roads, rock quarries and smoke from wood and crop fires may cause air pollution. Ground-level ozone is the major part of air pollution in most...

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