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 the 1990's. summarize the information by reporting the main features and make comparison where necessary.

The pie chart highlights the primary factors contributing to the degradation of agricultural

land

Use synonyms

,

while

Linking Words

the accompanying table provides information about the effects of those causes on three continents during the 1990s.

Overall

Linking Words

, over-grazing,

over-cultivation

Use synonyms

and deforestation are the main causes of agricultural

land

Use synonyms

degradation with over-grazing being particularly dominant. Among the regions, Europe has experienced the highest percentage of declining

land

Use synonyms

productivity, whilst North America was the least affected.

To begin

Linking Words

with, the diagram revealed that over-grazing was the leading contributor, accounting for 35% of the total. Deforestation followed at 30%,

whereas

Linking Words

over-cultivation

Use synonyms

was responsible for 28%. Other reasons collectively made up the remaining 7%, suggesting they had a relatively minor influence in comparison. The table shows that Europe had the most significant damage by losing the quality level of

land

Use synonyms

by 23%. Deforestation was the essential issue contributed by 9.8%, followed by

over-cultivation

Use synonyms

7.7% and over-grazing 5.5%.

In contrast

Linking Words

, Oceania had a total of 13% devastation on soil, predominantly

due to

Linking Words

over-grazing 11.3%, as

over-cultivation

Use synonyms

was not a used process in

this

Linking Words

region. North America had the lowest rate at 5%, with

over-cultivation

Use synonyms

being the main one

3.3

Change preposition

at 3.3

show examples

%.