2. “Refers to the increase in the average temperature of the Earth's near-surface air and oceans in recent decades and it is expected to continue.” Wikipédia

3. Ozone layer destruction: The ozone layer protects us from radiations. If it is destroyed, the radiations come more easily in to the Earth and it will heat up.

4. Air pollution : Today there is a lot of pollution caused by man. There are many gases in the air that will increase the temperature of th e Earth.

5. Deforestation: Gases such as carbon dioxide (from deforestation and the burning of coal, oil and natural gas) act like glass in a greenhouse.

6. Greenhouse effect : It is caused by heavy industry that has been spewing out carbon dioxide.

7. Sea level rise: Due to Global Warming there is a rise in the level of the sea because the Glaciers are melting down.

8. Climate change: Climate chances because there is pollution caused by the human being. The climate warms up and causes the greenhouse effect.

9. Planting trees Using hybrid cars Using non polluing renewable energies (the wind, the waves, the sun) Using filters in Industrial chimneys Recycling domestic wastes

10. These solutions are good for the environment and help to reduce the Global Warming.

11. Mafalda Oliveira Nº.14 11ºC

12. Sites: http://www.mdbc.gov.au/subs/The_River/september2006/ images/climate-change.jpg http://images.google.pt/images?gbv=2&svnum=10&hl=pt- PT&q=global+warming Text : ”Global Warming”