This environmental geology resource identifies the significance of our land's surface water. Review the sources of water and how they are processed and used.

This site has everything you might want to know about surface water and things you probably didn't even imagine! Click Home to access the site in Spanish.

This thorough site delves into how we use water on an everyday basis. Ground water, surface water, domestic use, commercial use, irrigation use, are just a few of the topics described on this site. Click Home to access the site in Spanish.

Visit the U.S. Geological Survey's website for a wide variety of information on water. Content includes data on water quality, water use, acid rain, among others; publications; information on water resource programs; maps; information on...

In this environmental science lab you will chemically test a nearby creek or pond for dissolved oxygen, pH, alkalinity, hardness and turbidity. This is a field test and will determine the water quality of standing body of water. The lab...

A quick summary of the water cycle that includes a diagram of the cycle, with links to in-depth explanations of each component of the cycle. Click "water-cycle home" to access water-cycle resources in a variety of languages.

This U.S. Geological Survey website features a fictious town, Dryville, and uses it to illustrate every aspect of water management that you might encounter. Click Home to access the site in Spanish.

A collection of resources--pictures, maps, data, glossary--about water and the water cycle.

The United States Geological Survey offers a complete look at water science in glossary form. Take advantage of the topic guides at the top of the site. You'll find great maps, clipart and activities centers. Click Home to access the...

Learn about water as a precious resource in danger of being depleted. Understand the roles that overuse and agricultural use play in the sustainability efforts of this essential resource. Includes video. [28:25]

Explore water pollution in surface water and groundwater and investigate the treatments for both. Also, check out what happens when salt water infiltrates the fresh water sources.

Given a water table model, students will observe and record as pollution infiltrates the ground and surface water.

This virtual field trip for middle school students looks at aquifers and their place in the hydrologic cycle. Students learn why and how it is important to protect the source of your drinking water and some unique details about the...

Through an overview of the components of the hydrologic cycle and the important roles they play in the design of engineered systems, students' awareness of the world's limited fresh water resources is heightened. The instructional...

Despite seventy percent of the world's surface being covered with water, there is a potential shortage of this natural resource. Only a small percentage is fresh water and much of that is inaccessible or threatened. Learn about fresh...

Information relating to the properties of water and its behavior.

[Free Registration/Login may be required to access all resource tools.] Describes the sources of water pollution, such as municipal, industrial, and agricultural.

Learn about the movement of water from Earth's surface to the atmosphere with this site. Site describes the water cycle in words and with a diagram. Also explored on the page is the distribution of Earth's global water supply.

The USGS gives an overview of the amount of water on Earth and where it is located. It gives a few interesting facts about the Earth's supply of water. Click Home to access the site in Spanish.

Video lesson shares information about water harvesting structures used in India today. Anupam Mishra talks about the superiority of these structures built by the people of India's Golden Desert centuries ago compared to modern water...

The USGS explains the definition of a river and how a river is supplied with water. Included is a cross section of a river. Click Home to access the site in Spanish.

This tutorial provides some insight to the study of human impacts on water supplies.

This textbook chapter looks at the role of temperature in sustaining life on Earth and on weather and climate. It discusses the Earth's movements and the seasons, the circulation of the oceans, wind and weather, and the water cycle....

Surface tension accounts for many of the interesting properties we associate with water. By learning about surface tension and adhesive forces, students learn why liquid jets of water break into droplets rather than staying in a...