12.2.1. Rise in Global Temperature

Try these first

1. 1.

   What is the greenhouse effect?

   Hint

   Think about how a blanket keeps you warm.

2. 2.

   Name one greenhouse gas.

   Hint

   This gas is released when we burn fossil fuels.

3. 3.

   What is the main greenhouse gas associated with human activity?

   • Methane
   • Carbon Dioxide
   • Nitrous Oxide

   Hint

   Think about what we release from cars and factories.

4. 4.

   True or False: The greenhouse effect is detrimental and should be eliminated.

   • True
   • False

   Hint

   Consider how it helps keep our planet warm.

5. 5.

   Calculate the percentage increase in carbon dioxide levels from pre-1700 values to 2005 levels.

   Hint

   Use the formula for percentage increase.

6. 6.

   Evaluate the potential effects of a 6°C rise on coastal cities and agriculture.

   Hint

   Consider real-world impacts of climate change seen today.