Water Science

How Much Water Is on Earth?

How Much Water Is on Earth?

Water is in the ground, on the surface, in the air and in our bodies. But how much global water distribution is in glaciers, groundwater, rivers and lakes?

What Causes Ocean Tides?

What Causes Ocean Tides?

When the moon is close to Earth, its gravitational pull stretches the side it’s facing. Because oceans hold a set amount of water, levels rise in one area.

How Much Will Sea Level Rise?

How Much Will Sea Level Rise?

As temperatures surge, sea levels rise with it. This is because melting ice sheets add to total water volume. By 2100, water levels could rise 32-68 inches.

States of Water: Gas, Liquid and Solid

States of Water: Gas, Liquid and Solid

Because water is extremely versatile, it changes phases rapidly. The states of water are gas, liquid and solid. Water cycles through these phases in nature.