The pie chart below shows the main reasons why agricultural land becomes less productive. The table shows how these causes affected three regions of the world during the 1990s. Summarize the information by selecting and reporting the main features, and make comparisons where relevant. Write at least 150 words.

The two charts give information about the main causes of land degradation:

while

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the first one provides data on the major reasons that make the soil less productive, the second one compares the percentage of land degradation by different reasons in three different regions that are North America, Europe and Oceania.

Overall

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,

deforestation

Use synonyms

,

over-cultivation

Use synonyms

and over-grazing are the main responsible factors on a worldwide and regional scale, and the impact of those on

deforestation

Use synonyms

changes from one area to another. As illustrated in the pie chart, over-grazing and

deforestation

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are respectively the first and second main causes of the process. The figure for

deforestation

Use synonyms

was 35%,

whereas

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30% was the rate reported for

deforestation

Use synonyms

.

Moreover

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, the

over-cultivation

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ratio nearly coincides with

deforestation

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.

According to

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the table, Europe was the continent that was most interested in

this

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catastrophic phenomenon;

in particular

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, more than one-fifth of the ground was degraded. More specifically,

deforestation

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was the main responsible, followed by

over-cultivation

Use synonyms

.

Furthermore

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, Oceania recognises over-grazing as the main cause,

while

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over-cultivation

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was the major determinant of the disaster in North America.