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Climate change
- 1. Who do we believe? CLIMATE CHANGE WHO DO WE BELIEVE? Taso Notaras
- 2. The Factsadapted from http://news.nationalgeographic.com/news/2004/12/1206_041206_global_warming.html The Earth is warming CO2 Emissions are Increasing World Temperature has increased by 0.6 of a degree Celsius in the last 100 years (IPCC) Arctic Ice is disappearing Glaciers are melting Coral reef Bleaching Upsurge in catastrophic weather
- 3. Air Temperature over the last 100yrs
- 4. Hairiness due to increase CO2 emissions (Notaras 2010)
- 5. Why the confusion? Popular media Focus on the negative rather than the positive Vested interests by governments and other agencies Biased Skeptics Public ignorant of scientific inquiry
- 6. Milankovitch cycles: CO2 vs Temperature over past 400,000 years
- 7. SO WHO is GIVING US THE CORRECT PICTURE?
- 8. TWO SCHOOL’s OF THOUGHT It’s our Fault It’s a part of nature Global warming is a result of human actions Global warming is due to scientific phenomena
- 9. Websites suggesting that climate change is a result of natural phenomena and human influence www.ipcc www.climate.org www.world.org
- 10. Websites suggesting that climate change is a natural phenomenon www.climatechangefraud.com
- 11. …and there are those who are not sure? http://www.skepticalscience.com
- 12. So who do we believe?
- 14. Says what (the message/content)
- 15. In what manner (medium/format)
- 16. To whom (receiver of message)
- 18. www.climatechangefraud.com Website set up to counter climate change arguments from websites such as ipcc and climate org. Limited number of contributors Source reliability is questionable (Thomas Richard Editor) Has some reputable contributors such as Roy W. Spencer, Ph. D. (former NASA scientist) Large number of links but not so reputable Individual assessment as opposed to task force Maintained by advertising and donations
- 19. http://www.skepticalscience Huge amount of links to both reputable and unknown websites Whole website is maintained by one man (John Cook – Solar Physics Major) Allows for open discussion Provides both a skeptical view and scientific view of climate change issues Non-profit website (donation driven)
- 20. Conclusion Information must be reliable Information must contemporary Message content needs to be understood Those receiving information need to understand it Those receiving the information must act on it IPCC Climate Change Fraud Skeptical Science