The planet is in danger


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p. 1

the planet is in danger


p. 2

air pollution it is caused by smog car emissions airplanes factories.


p. 3

effects air pollution damages people s health and causes global warming and acid rains.


p. 4

noise pollution is caused by an excessive exposure to high intensity sounds and noises.


p. 5

noise pollution can cause psychological issues such as depression and stress to people who are continuosly subjected to it noise pollution causes can be factories sites airports highways circuits for racing


p. 6

water pollution occurs when pollutants are discharged directly or indirectly into water bodies without adequate treatment to remove harmful compounds water pollution affects plants and organisms living in these bodies of water in almost all cases the effect is damaging not only to individual species and populations but also to the natural biological communities.


p. 7

desertification desertification is the degradation of land in drylands caused by a variety of factors such as climate change and human activities desertification is one of the most significant global environmental problems.


p. 8

deforestation is the removal of a forest or stand of trees where the land is thereafter converted to a nonforest use negative effects are greenhouse effect desertification erosion misappropriation of resources from indigenous people.


p. 9

the greenhouse effect is a climaticatmospheric phenomenon which shows the planet s capacity of keeping part of the heat coming from the sun into its own atmosphere.


p. 10

in climatology the expression global warming is used to indicate referring to the earth s climatic history the phases of increase of average temperature of the atmosphere and oceans because of natural causes solar cycles earth s motions variation of atmospherical gases


p. 11

the nuclear energy is made of all those energetical phenomens that are produced by the transformation of atomic nucleus this kind of energy is used by power stations;


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·in case of accident it is very dangerous because of radiations ·nuclear waste ·power stations can be object of terroristic act.


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we will lose all this if we don t do something!



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