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Which one of the following statements on the occurrence and impact of geological hazards is true? GGH1501/001/3/2021 11 (1) Earthquakes are much easier to predict than volcanic eruptions. (2) Both earthquakes and volcanoes rarely occur along the boundaries between tectonic plates. (3) Volcanic eruptions generally have no impact on the nature of the landscape in the areas where they are located. (4) Worldwide literally thousands of earthquakes occur every day. (5) There are currently fewer than 50 active volcanoes around the world.
explain how vegetation density and dissolved oxygen affect the abundance of macroinvertebrates in lotic environment
Where does the sierra leone sit?
Question 1
Prepare for a map that shows the forest lands that are suitable for harvesting. The lands must not be:
1) Within 90 meters of roads and
2) Within 150 meters of streams
You are given 3 layers of information showing roads, streams and forest stands respectively. Describe the procedure (steps, required data, queries and spatial operations, and output) that you will use to complete the task. Draw a flowchart to show the steps.
Discuss (in an essay) the connections or links that exist between different economic activities within South Africa or your country of residence, and how these economic activities are spatially distributed. In the last part of your essay, focus on debating the possible effects of these linkages on the economic development of South Africa or your country.
The mountains are important to us although a very small percentage of the population is found here. Explain.
Longitude is the angular distance measured in degrees along the equator on the east and west of______
Which of the following statements about acidification is false?
(1) Conifer plantations frequently result in soil acidification.
(2) The smelting of metals is not associated with acid rain.
(3) Most lichens are very sensitive to atmospheric pollution by sulphur dioxide.
(4) Acid mist has been associated with forest dieback in Germany.
The soil lies at the interface between the biosphere and the ?
Which one of the following statements does not reflect the principles of sustainable development?
1. Ecological processes Must be preserved and biodiversity protected
2. Humans are the ultimate resource
3. Economic and ecological systems must be integrated
4. The needs of future generations should be taken into consideration
