Description of groundwater and the hydrologic cycle as related to the terrain in British Columbia, Canada. The site is a great resource for all things involving this territory's water resources. It covers everything from...

Water Resources: This is a page from the USGS's Water Science for School's web site. This article answers the question: How much water is there on (and in) the Earth?

The International Ground Water Modeling Center -- part of the Colorado School of Mines -- is described as an internationally-oriented information, education and research center for ground-water modeling. It advises on...

The USGS Water Science for School's shows how water is used to grow crops for food and links with many techniques used by farmers to use irrigation water more wisely.

The National Speleological Society has compiled a list of links to educational cave-related sites. Links are divided into the following categories: science topics (biology, geology, hydrology, archaeology, and ecology),...