G1  Global Average Temperatures  Climate Change

 

 

Figure 1. Graph showing Global Average Temperature 1860-2000

 

 

 

 

Source: rst.gsfc.nasa.gov/Sect16/051118110900.jpg

 

 

 

a)     Describe the trends shown on Figure 1.

[5]

 

b)     Outline the role that atmospheric processes play in climate change.

[10]

 

c)      Explain how governmental action can help to address climate change.

[10]