Question

Scenario Three: Carbon dioxide emissions increase

• Set the carbon dioxide emissions rate to 9.8 gigatons.
• Set the time step size to 10 years.
• Select the step forward button once.
• Increase the carbon dioxide emissions by 0.2 and press step forward.
• Continue stepping forward once, increasing the carbon emissions each time, until you reach 2110.
• Record the data in the table below.

Answer 1

Maintain carbon dioxide emissions at 9.8 for the rest of scenario one.

2020 9.8 58

2030 9.8 58.5

2040 9.8 58.9

2050 9.8 59.1

2060 9.8 59.5

2070 9.8 59.8

2080 9.8 60

2090 9.8 60.1

2100 9.8 60.5

2110 9.8 60.9