‘’Acid rain’’.

A cause that could be the world’s end.

The oil and the carbon are the responsibles of the operation of most factories. The negative results of their use are the emissions of polluting gases composed by sulfur, nitrogen and carbon dioxide. When these elements get in the atmosphere it react chemically with the steam and make a sulfuric acid and nitric acid. But, it return to the surface in raindrops.

When raindrops contain those components produce many environmental damage. Its corrosive power and the modification of the pH is extremely dangerous. Hurts our skin and eyes, affect severely the leaf and the plants' roots. When it acidify the water of lakes, the animals that lives there die; on the seas limits the planktonic life.

Appearances are deceptive.

It change and destroy the biodiversity and the ecosystems The plants and soil suffer destructions, predation and deterioration Hurts the human health, causes or aggravates especially problems of respiratory system, such allergic and infectious Intensify the incidence of mortality and morbidity, being child and older people the most affected.

Its effects