Land covers 29.25 percent of the Earth's surface. This is about 57.5 million square miles; Water covers the other 70.75 percent of the Earth's surface. This is about 139.4 million square miles!
I want add something in this page. First is the I want to add water is important for everyone,and I want add what something in the water. And then I need to add something, what in the water. What are they look like.