Результаты (
английский) 2:
[копия]Скопировано!
1. A lot of factories and plants produce waste and poured them into the river. Since the water in the river becomes poisoned.
2. Holes in the ozone layer is very dangerous to humans: ultraviolet radiation passes through them and reaches the Earth. Such radiation can cause dangerous diseases.
3. The population of many countries suffering from lack of water.
4. Nuclear weapons can produce terrible destruction on our planet. Nuclear power plants are not so "clean", as some believe they are the cause of radiation contamination.
5. Environment - that's all you see around you. Today, people understand that you need to keep it clean, if humanity is to survive. 10/28/2013
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