Quiz 1

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Land Degradation

In this MOOC, we are talking about land degradation. We know it is a problem, but how big is it?
How much percent of the earth’s usable land is already degraded?
4 %
24%
40%
Degraded land has become a major issue - all over the world. What do you think are the causes of land degradation?
What are the main causes of land degradation?
Land mismanagement
Drought related famines
Misperceptions of plentiful food production
Land degradation threatens the livelihood of many people. What do you think are the main consequences?
Food insecurity
Pests
Reduced availability of clean water
Taking action to prevent and/or reverse land degradation has costs. At the same time, there are benefits for investing and applying sustainable land management practices.
What do you expect?
The costs of fighting land degradation are higher than the benefits.
The costs of fighting land degradation are less than the benefits.
The costs of fighting land degradation are as high as the benefits.
To prevent or reverse land degradation, one needs options.
Which are options to address land degradation?
Reforestation and Afforestation
More sustainable agricultural practices
Establishment of alternative livelihoods
Reversing land degradation needs instruments.
Which economic instruments are available?
Payments for Ecosystem services
Subsidies or Taxes
Voluntary payments for environmental conservation.