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6 marksAtmospheric Pollution and Global Atmosphere Issues

CAPE Environmental Science Unit 2 · 2019 · Paper 2 · Question 5(a)(iii)

In 2003, a lignite coal seam in Chatham, Trinidad and Tobago, caught fire and smouldered for months.

Choose ONE of the pollutants named in (a)(ii) and explain how it impacts both human health AND the environment.

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Other parts of this question

  1. 5(a)(i)Define the term 'pollutant'.[2 marks]
  2. 5(a)(ii)State the name of TWO pollutants, other than carbon dioxide, that are MOST likely to be found in the air at Chatham during the lignite fire.[2 marks]
  3. 5(b)(i)Determine the percentage of sulphur present in the lignite.[3 marks]
  4. 5(b)(ii)Calculate the mass in grams of sulphur that would be found in a 1 kg sample of the lignite.[2 marks]
  5. 5(b)(iii)State ONE method of mitigating the problem of pollutants produced by coal combustion in an electrical power plant, other than technological solutions.[1 mark]
  6. 5(b)(iv)Explain TWO ways in which the pollution problem at coal-burning electrical power plants can be mitigated by technological solutions.[4 marks]

More practice: the rest of this paper · more Atmospheric Pollution and Global Atmosphere Issues questions · all CAPE Environmental Science Unit 2 past papers