This is the reason the earth is known as the blue planet as it looks blue from the space due to the presence of water bodies.. Energy sources on earth

It is more commonly called the BLUE PLANET. The earth is called a watery planet, as its major part i.e. 70% of the earth's surface is covered in water. Scientist were almost about to call earth "Water" instead.
Why is earth called the watery planet?

Being covered with water, it looks like a giant blue ball when pictures are taken from the space. The earth is the watery planet because it is has 2/3 of the ratio water/land.

Earth is a water planet because the surface is covered in its LIQUID form. Water covers approximately 70% of the earth’s surface, and the rest 30% is available in the form of land for a terrestrial life form. Earth is the third planet nearest to the sun and the most beautiful planet in the solar system. It is more commonly called the BLUE PLANET. 70.8% of the Earth's surface is covered by water while there is. Hydrosphere contains water in the form of lakes, waterfalls, ice caps, glaciers, ocean, and water vapors. The earth is divided into different atmospheric zones and the zone, which contains water, is called hydrosphere. 70% is covered by water or hydrosphere.The earth is seen blue in the satellite pictures due to the majority of water. Most of us are curious to know why the Earth is called a blue planet. Why is the Earth called Blue Planet? Wiki User 2011-12-31 11:52:54.
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