This fragile planet
The most serious environmental problems. Water pollution, poison and kill fish and sea animals. The pollution of the air which is come from cars and buses in big cities, factories and plants work. What everyone person must to do to save our planet.
| Рубрика | Иностранные языки и языкознание |
| Вид | реферат |
| Язык | английский |
| Дата добавления | 19.11.2011 |
| Размер файла | 6,7 K |
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