Obj 4.14

By Pollution
Molecules such as Carbon dioxide, methane and water vapour (greenhouse gasses). These gases will increase the concentration in the upper atmosphere. And the consequences are the infer red light from the planet surface would be readmitted constantly back to the surface (rather than escaping) this cause a raise in the average global temperature = Global warming.
Consequences
- Malting of ice caps
- Raise in sea levels
- Ocean currents change
- Change the way Wind generated
- Distribution of the world’s Biomes (‘Ecosystem’)
- Deserts expand