While Earth's surface is mostly water, Earth is nearly all rock. Just 0.5% of the planet by weight is water. More than 70% of the surface area of the planet today is covered by water; The other 30% is land.
The water distribution on earth shows that most water in the Earth's atmosphere
and crust ... Typically, fresh water is defined as water with a salinity of less than 1
percent that of the oceans...
Dec 2, 2016 ... But just how much water exists on, in, and above our planet? About 71 percent of
the Earth's surface is water-covered, and the oceans hold ...
May 8, 2012 ... The Earth is often compared to a majestic blue marble, especially by those
privileged few who have gazed upon it from orbit. This is due to the ...
About 70% of the earth's surface is covered with water. Ninety-seven percent of
the water on the earth is salt water. Salt water is filled with salt and other minerals
Nov 12, 2012 ... Most people have heard Earth referred to as "the water planet. ... However, of all
the water on Earth, more than 99 percent of Earth's water is ...
Sep 9, 2010 ... All of the Earth's ocean water (middle) and freshwater (right). ... Some 72 percent
of Earth is covered in water, but 97 percent of that is salty ...
The ocean holds 97 percent of the Earth's water; the remaining three percent is
freshwater found in glaciers and ice, below the ground, or in rivers and lakes.
Nov 10, 2008 ... There are generally two versions of the answer to this question. The first is the
more general about 70% of Earth is water while about 30% is ...
Sep 5, 2012 ... Earth is known as the "Blue Planet" because 71 percent of the Earth's surface is
covered with water. Water also exists below land surface and ...