Whereas the given diagram displays the main causes of agricultural land degradation, the table represents data about impact of the aforementioned reasons to North America, Europe and Oceanida in 1990s.

The given pie chart illustrates the main reasons

of

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for

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worldwide land degradation. The table provides information about how these roots affected some parts of

world

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the world

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during

1990s

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the 1990s

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. It is clearly seen that over-grazing is the major cause of unproductive agriculture.

Moreover

, land degradation has affected Europe to a greater extent,

while

in North America its effects have been less noticeable. Now, turning to the details, over-grazing was the primary reason for worldwide degradation, representing 35%. Over-cultivation and deforestation had almost similar

trend

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trends

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. Their statistics showed 28% and 30% respectively. Other factors had a lesser impact on farming with 7%. Moving on to the second table,

this

had great consequences for Europe compared to other regions in

early

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the early

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1990s, displacing 23% of total land degraded. The main reason was 9,8% of deforestation.

Then

, Oceania took second place with 13%,

which

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of which

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11,3% was caused by over-grazing. There were fewer results in North America. Deforestation amounted to 0.2%, over-cultivation - 3.3%,

over-grazing

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and over-grazing

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 - 1.5%.