1. GLOBAL WARMING The biggest problem

2. Global warming is cousing a change the world’s climate. People produce a lot of greenhouse gases driving their cars and heating up their houses. That is WHY we can observe the increasing of the average temperature on the Earth.

3. Next problem which is very important to the global warming process is deforestation. People need new teritories and they cut a lot of trees in the rainforest.

5. An increaseing global temperature will couse seas and oceans levels to rise and probably change the climate on the Earth.

6. For example, we will observe the expansion of subtropical deserts, melting glaciers and changing weather conditions.

7. SWITZERLAND

8. MELTING GLACIERS

10. Global warming is very important problem for all of us, that is why most national governments have signed and ratified the Kyoto Protocol aimed the reducing greenhouse gas emissions. Moreover, we could reduce the use of aerosols with freon and try to find alternative sources of energy.

11. The ozone hole

12. Alternative sources of energy windmills

13. solar panels

14. hydro

15. Thank You for watching