Learning Outcomes

When you have studied this session, you should be able to:

• Define and use correctly each of the key words printed in bold.
• Summarise how the global surface temperature of the land and oceans has changed since the start of the 20th century and describe the effect on sea levels. 
• Describe the naturally occurring and human-generated causes of climate change. 
• Explain how the emission of greenhouse gases into the atmosphere leads to global warming.