1. ENVIRONMENTAL POLLUTION ALEJANDRA TRUJILLO ELIZABETH ROJAS JIMENA RUIZ

2. WHAT IS THE ENVIRONMENTAL POLLUTION? It's the presence of physical, chemical or biological agents or a combination of several agents in places, forms and concentrations that are harmful for health, welfare of population, or that are harmful to plants or animal life.

3. The power of man over nature is too great and every day appear new needs as a result of living in society, the environment around us deteriorates more and more.

4. Technological progress and rapid population growth producing environmental change, in some cases threatening the ecological balance of the Earth, but it is important that people be aware of the consequences of the damage.

5. TYPES OF POLLUTION Water pollution Contamination Air pollution of soil

6. CAUSES OF POLLUTION sewage and dumping cutting the trees Waste sea or rivers

7. Burning Rubbish

8. carbon monoxide Excess fertilizer and from vehicles chemicals

9. EFFECTS OF AIR POLLUTION The pollution of great cities affect cardiovascular health. The weakening of the ozone layer that protects people from ultraviolet radiation of the Sun

10. In the contaminated soil is not possible to sow Global warming is caused by increase of the concentration of atmospheric CO2 that accompanies the massive burning of fossil fuels.

11. The effects of radioactivity on living organisms are harmful to their physical integrity The greenhouse effect increases with the concentration of gases as CO2

12. Human activity, deforestation, and especially the burning of fossil fuels increase the presence of this gas in the air.

13. ENVIRONMENTAL POLLUTION PREVENTION Do not burn Control the use of plants fertilizers and pesticides

14. Do not throw garbage in inappropriate places Save energy

15. control accidental oil spills create drainage pathways for industries that do not reach the seas or rivers used for the service or consumption of men or animals

16. THANK YOU VERY MUCH