Question

what is the main source of water on earth ?​

Answer 1

Answer:

One estimate of global water distribution

Water source Water volume, in cubic miles Percent of total water

Oceans, Seas, & Bays 321,000,000 96.54

Ice caps, Glaciers, & Permanent Snow 5,773,000 1.74

Groundwater 5,614,000 1.69

Fresh 2,526,000 0.76

Answer 2

Explanation:

a. The Earth’s four main sources of water are oceans, ice in cold regions, rivers, lakes, and groundwater.

b. Oceans, which are an abundant source of water on Earth, contains saltwater while ice in cold regions, rivers and lakes and groundwater contains freshwater.

c. Rivers and lakes are the most important water sources because they are easily accessible to humans. The water from these sources are not only used for drinking but it is also used in irrigation and other agricultural purposes.