The pie chart shows the factors that negatively affect the development of agricultural land around the world,while the table illustrates the process of land degradation in the three main regions of these factors.

The pie chart shows the factors that negatively affect the development of agricultural

land

around the world,

while

the table illustrates the process of

land

degradation in the three main regions of these factors.

Overall

,over-grazing,deforestation and over-cultivation are the main significant causes of agricultural

land

degradation around the world.Europe has a much higher level of degraded

land

than Oceania and North America. Over-grazing accounts for 35% of degraded

land

in the world,it is the biggest cause of large-scale

land

degradation.

While

deforestation and over-cultivation account for 30% and 28% and other

degradations

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degradation

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account

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for 7%. Of all these three regions,Europe had the largest share of degraded

land

in the 1990s,accounting for 23%.

However

,the biggest factor was not over-grazing but deforestation

as a result

of which the indicators showed 9.8% of the

land

became less nasty.Oceania was

the

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second after Europe for a total of 13% of it"s degraded

land

and

this

was caused by over-grazing of 11.3%.

For

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In

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comparison,a total of 5% of the

land

in North America was degraded and over-cultivation responsible for 3.3% was the biggest cause.