1 The diagram in Figure 1 illustrates global warming. Complete the diagram by selecting labels from the selection box and writing them into the boxes labelled A–F.

E Some long- wave rays are 1 trapped in the atmosphere C Short-wave rays enter the earth’s atmosphere

D The earth A The earth’s radiates long-wave atmosphere rays back into the atmosphere

B The earth’s surface

Selection Box F Human activities create CO and l Some long-wave rays are trapped in the atmosphere. 2 l The earth’s surface other gases l The earth radiates long-wave rays back into the atmosphere that increase l Human activities create CO2 and other gases that increase the greenhouse the greenhouse effect and cause global warming effect and cause l Short-wave rays enter the earth’s atmosphere Selection Box global warming l The earth’s atmosphere

33 New Complete Geography Skills Book

Carbon dioxide (CO2) emissions in the Americas, Western Europe and Africa Canada 2

Denmark On this map: UK l The sizes of countries indicate the total amounts of Netherlands CO that they emit. Germany 2 l The colours of countries USA Belgium indicate the average CO2 Switz Austria emissions per person in metric France tons in those countries.

Italy 15 and over

Spain 10.0 – 14.9 Portugal Dominican Rep. 5.0 – 9.9 Mexico Cuba Tunisia Morocco Libya Algeria Egypt under 5 Venezuela Trinadad Nigeria Colombia Zimbabwe

Brazil South Africa Chile Argentina

2 The statements below refer to the map in Figure 2. Three of the statements are correct. 1. Ireland produces more CO2 than Netherlands. 2. Ireland produces more CO2 per person than Belgium. 3. The USA produces much more CO2 than all of South America and Africa. 4. Germany produces more CO2 per person than Canada. 5. North America produces more CO2 than Western Europe.

The correct statements are: Tick (3) the correct box. 1, 2, 3 2, 3, 4 2, 3, 5 3 3, 4, 5

3 The cartoon in Figure 3 illustrates the effect of: Acid rain Plate tectonics

Weathering Global warming 3 3 Tick (3) the correct box.

34 Chapter 8

Baldoyle

Sutton Beaumont

Whitehall

Drumcondra Fairview Clontarf

City Centre Bay Ringsend

Ballsbridge Present coastline Possible coastline in 2100 following dramatic rise in sea level Donnybrook Places that may be submerged by rising sea levels Merrion

Blackrock

Dundrum Dún Laoghaire

4 How rising sea levels might affect Dublin by 2100

4 The map in Figure 4 shows the possible effects of severe global warming on Dublin by the year 2100. According to the map, which of the following statements are correct? A. , Ringsend and Sutton would all be part of the sea. B. Coolock, Clonskeagh and Dundrum would all survive the rising sea levels. C. The north Dublin suburbs of Beaumount, Ranelagh and Donnycarney would all still be part of the land. D. Dublin Bay would become smaller. E. Howth would be a new island.

The correct statements are: Tick (3) the correct box. A, C, E A, B, E 3 B, C, D A, C, D 35 New Complete Geography Skills Book

5 Examine Figure 5 and answer the questions that follow.

90º

lines of latitude winds 60° N Low Pressure B Polar Winds

Atlantic Ocean

30° N High Pressure South Westerly (Anti-Trade) Winds

C

0° Low Pressure A North-Easterly Trade Winds 0º

5

(a) Circle the correct response to each of the statements (i) to (v) below: (i) The line of latitude at A is called the: Tropic of Cancer / Equator / Tropic of Capricorn. (ii) When travelling from A to B on the earth, the climate would: change from warmer to colder / change from colder to warmer / not change at all. (iii) The winds that blow over Ireland are called the: trade winds / anti-trade winds. (iv) The area at A is known as the: doldrums / horse latitudes. (v) The winds at C tend to warm / cool the areas over which they blow.

(b) Complete Figure 4 by filling in the boxes in the diagram. (i) The lines of latitude (in the boxes on the left side). (ii) High pressure or low pressure (in the boxes in the centre). (iii) The names of winds (in the boxes on the right).

36 Chapter 8

6 Ocean currents (a) Examine the map in Figure 6. Circle the correct answer in each of the statements below. (i) The current at X is a warm / cold current. X (ii) The current at Y is a warm / cold current. Y (b) Name the current that is labelled X.

______North Atlantic Drift (c) Name the current that is labelled Y. 6 ______Canaries Current

(d) The ocean current labelled X has several effects on Ireland. Describe two of those effects.

l ______[See page 81 of textbook] ______

l ______

37