all about global warming

1. Presented by: Anil Dhankhar DevinaSinha DeepikaSadana Sakshi Sharma AnmolVerma Sakshi Sharma AnmolVerma

2. agenda Introduction Why it happens? Proof of Global Warming. Causes Effects How can we stop it. Conclusion

3. GLOBAL WARMING CLIMATE CHANGE increase of earth’s surface temperature due to build up of greenhouse gases in atmosphere. is a broader term that refers to long term changes in climate including average temperature & precipitation.

4. Why it happens

5. proof that global warming is taking place Drought Flood

6. Continue……. 14 Portage Glacier 1914 2009

7. Causes of global warming Rapid CO2 increases. Burning of fossil fuels. Methane from rice paddies & mining operations. Nitrous oxide from fertilizers & other chemicals. Deforestation. Increasing population.

8. Continue…… Human Behavior 26.4% Natural climate cycles 25.6% Both human & natural causes 25.2% I don’t believe it’s happening 18.4% Unsure 4.3%

9. Effects of global warming Reduced rainfall in rainforests due to deforestation. Wildlife at risk. Increase in hurricanes. Raise temperature. Raise sea levels. Polar ice caps melting. Increased probability & intensity of droughts & heat waves. Life at the pole threatened.

10. What can we do to stop this. 1. Raise awareness.

11. 2. Use Public Transportation.

12. 3. One people, one tree.

13. 4. Reduce , reuse, recycle;

14. 5. Renewable energy sources.

15. 6. Think before you drive.

16. 7. Change your light bulb.

17. conclusion Most warming is the result of human activities. Making small changes in our habits can make a huge difference in our future.

18. Thank you for listening.