G1 - Earth's Surface Temperature - Climate Change


Figure 1. Graph showing variations in the Earth’s surface temperature over the last 1000 years




Source: http://www.global-greenhouse-warming.com/graphs-diagrams-of-global-warming-and-climate.html



a)     Describe the trends shown on Figure 1.



b)     Outline the evidence that shows that climate change is occurring.



c)      Explain how the actions of pressure groups and individuals can help to address climate change.