The Earth contains an estimated 1,380 million km3 of total water, however only 3% of this is fresh water while the remaining 97% is saltwater that forms the seas and oceans.
2. The Earth’s water
It is estimated that there are 1,380 million km3 of water on
the Earth.
3. The Earth’s water
It is estimated that there are 1,380 million km3 of water on
the Earth.
However, only 3% of the Earth’s water is fresh. The remaining
97% is saltwater, and forms the seas and oceans.