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Environmental protection. Ivanov Daniil 7 « A ». Plan :. Serious ecological problems ; Common causes of damage ; Recommendations ; Conclusion . Definitions. Environment ; Pollution ; The ozone layer ; Global warming ; Acid rain ;. Problems. pollution in its many forms : Air ;
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Environmental protection IvanovDaniil 7 «A»
Plan: • Serious ecological problems; • Common causes of damage; • Recommendations; • Conclusion.
Definitions • Environment; • Pollution; • The ozone layer; • Global warming; • Acid rain;
Problems pollution in its many forms: • Air; • Water; • Land; • Noise; • Nuclear. • Acid rain; • Ozone layer destruction ; • Global warming; • Overpopulation; • Radioactivity; • Depletions of natural resources.
Acid rain • Caused by factories that burn coal , oil or gas; • The fish are dying; • The Mediterranean is nearly dead; • Lake Baikal used to be pure but now is under thread.
Global warming • Results in: • Weather changes: droughts, mild winters, hurricanes; • Little or no snow; • More people will die in hotter summers; • Ski industry will disappear.
Depletion of ozone layer: • Сaused by refrigerators, air conditioners, sprayers; • Increases the risk of skin сancer; • Weakenst the immune system of people;
Overpopulation • Brings unemployment and urban poverty
Recomendations • Governmental level: • UNO have set up environmental protection agencies; • 100 nations participated in The Australian Ozone Layer Conference; • Greenpeace; • Use wind and solar energy. • Personal level: • Not throw bottles, newspapers; • Plant more trees; • Use special petrol for cars;
conclution Our planet is in danger and our future is at stake. If we want our planet to survive we must make efforts and make thing happen NOW!