he given bar chart depicts the differences between the reasons why agricultural land becomes less productive in North America, Europe, and Oceania.
Overall, in North America, the highest percentage of degraded land is caused by over-cultivation. In Europe, the highest is caused by over-grazing. Furthermore, in Oceania, the highest percentage is caused by over-grazing.
On the one hand, the percentage of degraded land caused by over-grazing is high in Oceania at more than 10%, and low in North America at less than 2%. However, deforestation in Europe is much more than in Oceania and North America.
On the other hand, over-cultivation leads to less productive in Europe at about 8%, and in North America at about 3.5%. However, it has no impact on Oceania. Other causes have a lot of impact on Europe, specifically at about 7%. But, they have no big impact on the other two regions, North America and Oceania
