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2 marksEnvironmental Quality and Pollution

CAPE Agricultural Science Unit 2 · 2015 · Paper 2 · Question 1(b)(i)

Figure 1 illustrates atmospheric CO2 concentrations and corresponding anthropogenic CO2 emissions between 1750 and 2000.

Describe the trend in CO2 concentration in relation to anthropogenic emissions shown in Figure 1.

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Other parts of this question

  1. 1(a)(i)Define the term 'greenhouse gas'.[1 mark]
  2. 1(a)(ii)Outline how carbon dioxide and methane enter the atmosphere.[4 marks]
  3. 1(b)(ii)Account for the trend observed in Figure 1.[3 marks]
  4. 1(c)(i)State the date that the Kyoto Protocol was adopted.[1 mark]
  5. 1(c)(ii)State the date on which the amendment to the Kyoto Protocol was circulated by the Secretary-General of the United Nations.[1 mark]
  6. 1(c)(iii)State why the Kyoto Protocol was adopted.[1 mark]
  7. 1(c)(iv)Explain how the responsibilities for greenhouse gas emissions are weighted by the Kyoto Protocol.[2 marks]

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