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Enviro
22:52, 17-Jun-2018
Quiz: How much do you know about desertification and drought?
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Test your knowledge about desertification and drought!
June 17 marks the World Day to Combat Desertification and Drought. Under the slogan “Land has true value – Invest in it,” Ecuador is hosting this year’s global observance. Desertification and drought are a severe problem to humanity. According to the United Nations, by 2025, 1.8 billion people will experience absolute water scarcity, while inadequate supply of fresh water to meet demand will hit two-thirds of the world population at different degrees.
1
Desertification is the advance of desert.
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2
Some two billion people depend on ecosystems in dry land areas, what percentage of them are from developing countries?
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3
Which continent is most affected by desertification?
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4
Which factor is responsible for the expansion of desertification?
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5
The “Green Wall” is one of the major successful methods in the battle against desertification. Where is the “Green Wall” from?
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6
Droughts are less costly weather events than hurricanes and tornadoes.
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7
Where does China rank among the world’s most drought-stricken countries?
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8
If you fix a leaking tap in your house, how much water can you save in a week?
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