www.studyguide.pk UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS General Certificate of Education Advanced Subsidiary Level and Advanced Level *2403632681* 8291/01 ENVIRONMENTAL MANAGEMENT Paper 1 Lithosphere and Atmosphere October/November 2007 1 hour 30 minutes Additional Materials: Answer Booklet/Paper READ THESE INSTRUCTIONS FIRST Write your Centre number, candidate number and name on all the work you hand in. Write in dark blue or black pen. You may use a soft pencil for any diagrams, graphs, tables or rough working. Do not use staples, paper clips, highlighters, glue or correction fluid. DO NOT WRITE IN ANY BARCODES. Section A Answer all questions. Write your answers in the spaces provided on the question paper. Section B Answer one question from this section. Answer the question on the separate answer paper provided. At the end of the examination, 1. fasten all separate answer paper securely to the question paper; 2. enter the question number from Section B in the grid opposite. For Examiner’s Use Section A 1 2 Section B Total This document consists of 11 printed pages and 1 blank page. SP (NF/CGW) T28837/2 © UCLES 2007 [Turn over www.xtremepapers.net www.studyguide.pk For Examiner’s Use 2 Section A Answer all questions in this section. Write your answers in the spaces provided. 1 (a) State one way in which land can be regarded as a renewable resource ...................................................................................................... .......................................................................................................................................... a non-renewable resource. .............................................................................................. ......................................................................................................................................[2] (b) Fig. 1.1 shows how some of the world’s largest cities have increased in population since 1950 and how they are expected to have changed by 2015. Key: 1950 1970 2000 2015 population / millions 25 20 15 10 5 0 London England New York Mexico City Shanghai Sao Paulo USA Mexico China Brazil Tokyo Japan Fig. 1.1 (i) Which city had the largest increase in population between 1950 and 1970? ..............................................................................................................................[1] (ii) By how much did the population of Mexico City grow between 1970 and 2000? ..............................................................................................................................[1] © UCLES 2007 8291/01/O/N/07 www.xtremepapers.net www.studyguide.pk 3 (iii) Describe how the populations of London, New York and Tokyo change between 1950 and 2015. For Examiner’s Use .................................................................................................................................. .................................................................................................................................. .................................................................................................................................. .................................................................................................................................. .................................................................................................................................. ..............................................................................................................................[3] (c) Fig. 1.2 shows some features of the Sao Paulo Metropolitan Area. airport Built-up area Saulo Paulo Municipality Existing ring road Projected ring road Other road Municipality borders Lakes / reservoirs Atlantic Ocean Fig. 1.2 List three effects that the growth of Sao Paulo is likely to have on land • within the built up area of the city, .................................................................................................................................. .................................................................................................................................. .................................................................................................................................. .................................................................................................................................. ..............................................................................................................................[3] © UCLES 2007 8291/01/O/N/07 www.xtremepapers.net [Turn over www.studyguide.pk For Examiner’s Use 4 • in the zone between the built up area and the edge of the Metropolitan Area. .................................................................................................................................. .................................................................................................................................. .................................................................................................................................. .................................................................................................................................. ..............................................................................................................................[3] (d) Rapid population growth, accompanied by urbanisation, places huge demands on the current and future provision of energy. In 2001, Brazil was the third largest energy consumer in the western hemisphere and the largest in Central and South America. Fig. 1.3 locates some of Brazil’s major sources of energy. Table 1.1 lists the primary sources of energy by percentage. Table 1.1 Atlantic Ocean primary sources of energy G G renewable 61.7 hydro-electric power 37.8 wood 12.7 sugar cane 9.8 others 1.4 non-renewable 38.3 N oil 30.5 Atlantic Ocean natural gas 2.4 coal 5.3 nuclear 0.1 Hydro electric power Oil and natural gas Coal N Nuclear G Geothermal energy Alcofuel from sugar cane total Fig. 1.3 © UCLES 2007 % of total 8291/01/O/N/07 www.xtremepapers.net 100% www.studyguide.pk 5 From the evidence provided in Fig.1.3 and Table 1.1, discuss the extent to which Brazil has adopted a sustainable energy policy. For Examiner’s Use .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... ......................................................................................................................................[7] [20 marks] © UCLES 2007 8291/01/O/N/07 www.xtremepapers.net [Turn over www.studyguide.pk 6 2 (a) Fig 2.1 shows the effect of latitude upon incoming solar radiation on June 21st. Earth’s axis A edge of atmosphere equator B incoming solar radiation Fig. 2.1 (i) Explain why the length of day and night at point A is different to point B. .................................................................................................................................. .................................................................................................................................. .................................................................................................................................. ..............................................................................................................................[2] (ii) Explain why summertime temperatures at point A are lower, on average, than at point B. .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... ......................................................................................................................................[2] © UCLES 2007 8291/01/O/N/07 www.xtremepapers.net For Examiner’s Use www.studyguide.pk For Examiner’s Use 7 (b) Fig.2.2 shows the generalised energy budget of the Earth. Y energy incoming radiation surplus X outgoing radiation deficit 90°N deficit 60° 30° 0 30° 60° 90°S latitude Fig. 2.2 (i) What is meant by the term energy budget? .................................................................................................................................. ..............................................................................................................................[1] (ii) Explain why there is • an energy deficit at point X ........................................................................................................................... ........................................................................................................................... ........................................................................................................................... .......................................................................................................................[2] • an energy surplus at point Y. ........................................................................................................................... ........................................................................................................................... ........................................................................................................................... .......................................................................................................................[2] © UCLES 2007 8291/01/O/N/07 www.xtremepapers.net [Turn over www.studyguide.pk 8 (iii) A great deal of the energy the Earth receives is transferred from low latitudes to high latitudes; this balances the energy surplus and deficit. Using examples describe two ways in which this energy is transferred. .................................................................................................................................. .................................................................................................................................. .................................................................................................................................. .................................................................................................................................. .................................................................................................................................. ..............................................................................................................................[4] (c) With reference to Fig. 2.3, describe how the Earth’s temperatures and precipitation might change as a result of enhanced global warming. 8 8 5 + 5 + 4 3 4 – + 2 3 4 – – + – 4 +3 – 2 – 3 4 – – – 2 2 + – – – + – – – – 2 – 3 potential increases in temperature/°C Fig. 2.3 © UCLES 2007 3 2 + Key + potential increases in rainfall potential decreases in rainfall – + 3 – 4 3 – – + + + + + 8 5 + – – 6 5 –– – 3 – – – – + 6 – – – + 2 3 + + + 2 4 + 6 + 8291/01/O/N/07 www.xtremepapers.net + For Examiner’s Use www.studyguide.pk For Examiner’s Use 9 .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... ......................................................................................................................................[7] [20 marks] © UCLES 2007 8291/01/O/N/07 www.xtremepapers.net [Turn over www.studyguide.pk 10 Section B Answer one question from this section. Answers must be in continuous prose. Write your answers on the separate answer paper provided. 3 (a) Fig. 3.1 shows the distribution of continents 200 million years ago and at the present. Outline three pieces of evidence that would support this model of the change in the distribution of the continents. [10] NORTH AMERICA ASIA LAURASIA INDIA AFRICA TETHYS SEA Equator Equator SOUTH AMERICA AUSTRALIA GO ND WA N ALA ND ANTARCTICA TRIASSIC 200 million years ago PRESENT DAY Fig. 3.1 (b) Describe and explain the causes and effects of one named volcanic or earthquake disaster with which you are familiar. Describe and evaluate the measures that were used to enable the area affected to recover. [30] [40 marks] 4 (a) List three different types of atmospheric pollution commonly found in major towns and cities. Briefly describe the sources and effects of these three types of pollution. [10] (b) Describe and evaluate the policies that have been adopted in major urban areas to improve energy efficiency and help reduce atmospheric pollution. Illustrate your answer with examples of named urban areas and adopted policies. [30] [40 marks] © UCLES 2007 8291/01/O/N/07 www.xtremepapers.net www.studyguide.pk 11 5 (a) Fig. 5.1 shows how the temperature of the Earth’s atmosphere changes with altitude. Identify by altitude three layers of the Earth’s atmosphere and briefly describe the characteristics of each layer you have identified. [10] 100 temperature profile altitude / km 80 60 40 20 –100 –80 –60 –40 20 0 +20 temperature / °C Fig. 5.1 (b) What is the evidence for the view that human activity has modified and continues to modify atmospheric processes? Explain why it is important that international agreements on the management of the atmosphere are adopted by all nations. Use examples to illustrate your answer. [30] [40 marks] © UCLES 2007 8291/01/O/N/07 www.xtremepapers.net www.studyguide.pk 12 BLANK PAGE Copyright Acknowledgements: Question 3 Fig. 3.1 © http://pubs.usgs.gov/gip/dynamic/historical.html Permission to reproduce items where third-party owned material protected by copyright is included has been sought and cleared where possible. Every reasonable effort has been made by the publisher (UCLES) to trace copyright holders, but if any items requiring clearance have unwittingly been included, the publisher will be pleased to make amends at the earliest possible opportunity. University of Cambridge International Examinations is part of the Cambridge Assessment Group. Cambridge Assessment is the brand name of University of Cambridge Local Examinations Syndicate (UCLES), which is itself a department of the University of Cambridge. 8291/01/O/N/07 www.xtremepapers.net