Global Warming
Merete Stene
Global Warming 101
Is human activity to blame for global warming or not?
Yes – Humans Are Responsible
• CO2 levels have gone up since the industrial revolution
• Current CO2 levels are unprecedented
• Humans are responsible for deforestation
• IPCC’s climate report states that humans are very likely the cause
No – Humans Are Not Responsible
• Temperatures have risen prior to the CO2 levels
• Temperatures decreased for 4 decades after WWII
• This is not the first time the earth warms up
• Nature is the main source of CO2• Global warming is a political
ideology
Importance
• Will have significant impact on the world• Can affect future generations
How To Improve It?
• Requires change in values• Focus on sustainable development– Using renewable energy– Limiting pollution– Recycling materials
The Proof Is Everywhere
• Humans are responsible• Look at facts – pieces of
a puzzle that fit together
CO2 Levels and Temperatures
Temperatures
SO2
Top Related