Study Fig. 6.1, which shows information about desertification.
(i)
What is meant by desertification?
[1]
(ii)
Using information from Fig. 6.1 only, explain how the following can cause desertification.
A Climate change ........................
[2]
B Population growth ......................
[3]
Did this page help you?
Study Fig. 6.2, which shows information about human influence on the greenhouse effect.
Using Fig. 6.2 only, explain how humans are influencing the natural greenhouse effect.
Did this page help you?
Study Fig. 6.1, which shows information about threats to the natural environment in the Caspian Sea.
(i)
Identify the main source of pollution in the Caspian Sea.
[1]
(ii)
Using information from Fig. 6.1 only, name:
– a major urban area within 50 km of the Caspian Sea .........................................................................................
– a river which flows into the Caspian Sea.
[2]
(iii)
Using evidence from Fig. 6.1 only, suggest three likely impacts on the natural environment of pollution in the Caspian Sea.
1 ...............................................................................
2 ...............................................................................
3 ................................................................................
[3]
Did this page help you?
Study Figs. 6.2, 6.3 and 6.4, which are photographs of economic activities which increase greenhouse gases in the atmosphere.
Fig 6.2
Fig 6.3
Fig 6.4
Explain how each of the economic activities shown in Figs. 6.2, 6.3 and 6.4 increase greenhouse gases in the atmosphere.
Fig. 6.2 ....................................................................................
Fig. 6.3 ....................................................................................
Fig. 6.4 .....................................................................................
Did this page help you?
Study Fig. 6.1, which shows information about economic activities and threats to the natural environment.
(i)
What is meant by visual pollution?
[1]
(ii)
Suggest two ways in which agriculture may cause soil erosion.
[2]
(iii)
Name three different economic activities shown in Fig. 6.1 and explain how each one may pollute water.
Economic activity 1 ........................................
Economic activity 2 ........................................
Economic activity 3 ........................................
[3]
Did this page help you?
Study Fig. 6.2, which shows advice about conservation of natural resources.
Explain how following the advice given in Fig. 6.2 can help to conserve natural resources.
Did this page help you?
Study Fig. 6.2, which shows information about desertification in Northern Africa.
Fig. 6.2
Describe the distribution of the areas in Northern Africa where the risk of desertification is very high.
Did this page help you?
Study Fig. 6.1, which shows information about desertification.
State two methods which people in rural areas of LEDCs could use to reduce desertification.
For each of your chosen methods, explain why you think it will be successful.
Did this page help you?
Study Fig. 6.1, which shows information about threats to the natural environment in the Caspian Sea.
Fig 6.1
Suggest why it is difficult to reduce water pollution in the Caspian Sea.
Did this page help you?
Study Fig. 6.1, which shows information about economic activities and threats to the natural environment.
Explain how the economic activities shown in Fig. 6.1 may cause global warming.
Did this page help you?
Study Fig. 6.2, which shows information about human influence on the greenhouse effect.
Explain why greenhouse gases are building up in the atmosphere.
Did this page help you?
Study Figs. 6.2, 6.3 and 6.4, which are photographs of economic activities which increase greenhouse gases in the atmosphere.
Fig 6.2
Fig 6.3
Fig 6.4
Explain how an increase in greenhouse gases in the atmosphere is causing global warming.
Did this page help you?
Study Fig. 6.2, which shows advice about conservation of natural resources.
Explain the importance of conserving natural resources and the natural environment.
Did this page help you?
Study Fig. 6.2, which shows information about desertification in Northern Africa.
Fig. 6.2
Describe the impacts of desertification on local people.
Did this page help you?
For a named area you have studied, describe how economic development is damaging the natural environment.
Name of area....................................................
Did this page help you?
Describe the problems caused by the increase in the greenhouse effect (global warming).
You should refer to named areas affected.
Did this page help you?
Describe the threats caused by global warming. You should refer to named areas affected.
Did this page help you?
For a named area you have studied, explain how economic activity is managed to reduce the risks to the natural environment.
Name of area .............................................
Economic activity .............................................
Did this page help you?
For a named area you have studied, explain how economic activity is causing the local natural environment to be at risk.
Name of area ...........................................
Economic activity ...........................................
[7]
Did this page help you?