You should spend about 20 minutes on this task. 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. Summarise the information by selecting and reporting the main features, and make comparisons where relevant. Write at least 150 words

The pie chart illustrates the reasons behind worldwide

land

degradation

,

while

the table shows the causes of

land

degradation

in three regions (North

America

,

Europe

, and Oceania) during the 1990s.

Overall

,

it is clear that

over-grazing and

deforestation

are the main causes of worldwide

land

degradation

.

Europe

had the highest amount of degraded

land

,

whereas

North

America

had the least. In terms of the causes of worldwide

land

degradation

, over-grazing and

deforestation

are the major contributors, accounting for 35% and 30%, respectively. Meanwhile,

over-cultivation

makes up 28% of the total., but other activities comprise a mere 7%. With regards to

land

degradation

in

Europe

, the total was 23%, followed by Oceania and North

America

with 13% and 5%, respectively. In

Europe

,

deforestation

was the main contributor at 9.8%, followed by

over-cultivation

and over-grazing.

In contrast

, in Oceania, over-grazing ranked first at 11.3%, followed by minimal

deforestation

and no

over-cultivation

. In North

America

,

over-cultivation

was the primary cause of

land

degradation

, followed by over-grazing and

deforestation

.