[Free Registration/Login may be required to access all resource tools.] It might seem like there is plenty of water on Earth, but that's not really the case. Water is a limited resource. That means that it is used faster than it is...

Interactive opportunities which emphasize the impact water has on our lives. Explore watersheds, ocean water, fresh water sources, and ways to use water responsibly by engaging in activities, coloring pages, and short quizzes.

Glaciers and icecaps contain approximately 70% of the world's freshwater, but groundwater is by far the most abundant and readily available source of freshwater. This graphic illustrates the quantity (in cubic kilometres) and...

Learners are presented with examples of the types of problems that environmental engineers solve, specifically focusing on water quality issues. Topics include the importance of clean water, the scarcity of fresh water, tap water...

Learn about the term water quality, and how it is used to describe water sources for human use.

Ever wonder where your drinking water comes from? And what happens to it after you're done? "Excuse Me, Is this the Way to the Drain Pipe?" is a great story and lesson plan about a drop of water going through the water cycle and through...

[Free Registration/Login may be required to access all resource tools.] Discusses how water is distributed throughout the world. Includes research assignment.

A good source of information on aquariums, aquarium upkeep, and aquarium fish. Includes an index of freshwater and marine fish and invertebrates listed by type, Latin name, and common name. Index includes photos. Links to aquarium sites,...

How do people get their water reservoirs for drinking water? This site features an in-depth explanation of this question. Come and check it out.