Question

How much water is there on the earth​

Answer 1

There is unlimited water on Earth. 97% water is impure and unfit for drinking, only 3% is what we can drink.

Answer 2

Answer:

It's roughly 326 million cubic miles (1.332 billion cubic kilometers), according to a recent study from the U.S. Geological Survey. Some 72 percent of Earth is covered in water, but 97 percent of that is salty ocean water and not suitable for drinking.