“ The Yellow River is the most important water resource for the dry north of China”. Justify the statement? Someone please help me!!!

Since 1960 over 14 dams have been constructed on the river for hydroelectric power, which is vital to northern China's infrastructure.

swahili is an extremely rich and complex civilization, a set of ethnic groups articulated by a language and a series of cultural elements that fuse the african traditions, islam and indian culture. this growth was largely a result of the indian ocean trading network that brought in not just man-made riches, but also religious ideas, specifically islam, which had a significant impact on the local culture. furthermore, the development of the swahili language gave a common cultural unity to the people.