miércoles, 11 de junio de 2014

Tip: Take care of our planet!

Pollution is any substance which affects in a negative way the natural state of the environment, causing damage to the ecosystem. 


Some Curious Facts: 

-To produce 1 ton of paper, you have to cut 17 large trees. 

- Each person produces about 1.5 kg of garbage daily. 

- Recycling glass saves 20% to 50% of air pollution and water.