Desertification: A Slow-Motion Disaster
Synopsis
10 million hectares of fertile land are lost each year to desertification, threatening the livelihoods of millions worldwide.
Synopsis
In Mauritania, the capital city of Nouakchott faces the encroaching Sahara Desert, which has expanded by over 10% in the last century. Desertification threatens 40% of the Earth's land surface, forcing millions to abandon their homes. Experts analyze the formation of deserts and the movement of sand dunes, revealing the increasing frequency of sandstorms. The documentary discusses efforts by ten African countries to create a green barrier across the southern Sahara, a project initiated in 2008 that remains in its early stages.
Deep Dive
Why Watch
- See how sandstorms are reshaping the Middle East.
- Find out about the green barrier project in Africa.
- Meet experts studying desertification's impact on populations.
Did You Know
- Deserts cover nearly a third of the Earth's surface.
- If unchecked, desertification could lead to the loss of 10 million hectares of fertile land each year.
- The Sahara Desert has expanded by more than 10% in the last century.
- In Mauritania, two-thirds of the land is desert.
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Frequently Asked Questions
What percentage of the Earth's land surface is threatened by desertification?
Desertification is threatening 40% of the Earth's land surface.
How much fertile land is estimated to be lost each year due to desertification?
Scientists estimate that if nothing is done, 10 million hectares of fertile land will be lost each year.
What is the length of the proposed green barrier in the southern Sahara?
The proposed green barrier would be 7,600 km in length and 15 km in width.
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