About Global Warming
Greenhouse Effect
Solar radiation
Ice reflects 90%
Water absorbs 90%
Greenhouse gases
Natural
Trapheat
Manmade
Trapheat
CO2
1750
280 parts per million
Highest in 650.000 years
Now
380 parts per million
Greenhouse Gases
Methane
2nd most abundant
CO2
Most abundant
Lasts for decades to centuries
Man Made CFC's
Lifetime: 45 - 1.700 years
1750 Industrial Revolution
Before
Fine Balance
14C
10.000 years
Sustained life on earth
After
Balance disrupted
Burning fossil fuels
Energy
Transportation
Waste CO2