Question

why earth is called blue planet?​

Answer 1

Answer:

Earth is called blue planet because presence of water

Answer 2

$\huge \pink{a} \blue{n} \red{s} \green{w} \orange{e} r$

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.