Question

What percentage of the world population has its livelihood dependent on the river?

1 point

70%

50%

30%

10%​

Answer 1

Answer:

option a 70%

Explanation:

The polar regions, also called the frigid zones, of Earth are the regions of the planet that surround its geographical poles (the North and South Poles), lying within the polar circles. These high latitudes are dominated by floating sea ice covering much of the Arctic ocean in the north, and by the Antarctic ice sheet on the continent of Antarctica in the South.