think that burning oil and coal affect the greenhouse effect, in special the vehicles and factories produce carbon dioxide or CO2, use of chemicals such as aerosols, deodorants, plastics, sprays,pollution of the water.
This destroy the ozone layer, in 1992 the scientists in the world found a big hole over the antarctict into the layer.
Nowadays, it is caused alot of floods and hurricans, melt in the ice glacials, in the people along exposure to the sun rays produce catarats and cancer in the skin as consequence in the Earth had been produced the global warming.
We should teach and advice our students protect the planet.We should use deodorants on rollon, people should not fall and destroy the forest, they shoud burn the vejetation.
In Brazil in the Summit of presidents in 1998 had decided that people should limit the uses of the products that produces CO2