Question

why is the earth called blue planet​

Answer 1

Answer:

Planet Earth has been called the "Blue Planet" due to the abundant water on its surface. Here on Earth, we take liquid water for granted; after all, our bodies are mostly made of water. However, liquid water is a rare commodity in our solar system. ... Liquid water covers most of the surface of our planet.

Answer 2

Answer:

Earth is called the blue planet as it is the only planet which appears blue for space. Its 3 / 4 surface is covered with water. It is also called watery planet.