Question

in our earth how much land is covered​

Answer 1

Explanation:

There are over 510 million square kilometers of area on the surface of Earth, but less than 30% of this is covered by land. The rest is water, in the form of vast oceans

Answer 2

Answer:

Less than 30% of the 510 million square kilometers of area on the Earth's surface is covered by land. There are over 510 million square kilometers of area on the surface of Earth, but less than 30% of this is covered by land. The rest is water, in the form of vast oceans.