Water Science
Water is all around us. 70% of Earth is water. It impacts fisheries, water cycles, weather, and shipping routes. Learn about our freshwater and oceans.
![Oceanography Category](https://earthhow.com/wp-content/uploads/2024/04/Oceanography-Category-675x473.png)
Freshwater
What is the Hydrologic Cycle? 3 Steps of the Water Cycle
The hydrologic cycle describes how water moves continuously in nature. From evaporation, condensation and surface runoff – water is always in motion.
Oceans
What are the 5 Oceans of the World?
Since the year 2000, the International Hydrographic Organization (IHO) started recognizing 5 oceans: Pacific, Atlantic, Indian, Arctic and Southern Ocean.