The pie charts represent the percentage of water used for various purposes (Agricultural, industrial, domestic) in six different parts of the world.
Overall, most areas of the world used water in agricultural field, except in Europe, it had used majority of its water in industrial sector that was near to 53%. Also, in North America, it used about 48% of its water in industrial field; each part of the world, had used less water in domestic sectors.
From the six given parts, only Europe and North America, had utilized most of their waters in industrial purposes; for Europe it was around 53% and for North America it was near to 48% whereas about 32%, and 39% of water was being used in agricultural sectors in Europe and in North America, respectively.
However, in Asia, Africa, and South America, water had been used in agricultural sectors, majorly. It was about 81% for South East Asia, 88% for Central Asia, 84% for Africa, and 71% for South America. The percentage of the use of water for both industrial and domestic sectors were low in Asia, Africa, and South America.