Welcome to the Science Topics page of the USGS Water Science School, where you can explore the many aspects of water. All of our science information is available by browsing the Themes below.
Science Topics
Education
Our Water, Our Lives: The Chesapeake Bay Watershed
This Teacher Guide includes background information, lesson plans, and examples of student answers for three lessons about the Chesapeake Bay watershed. The Student Worksheet includes student activities and questions. This can be downloaded and printed or transferred to a digital classroom document.
Teacher's Resources for Water Education
The USGS Water Science School offers many resources to help teach students all about water.
Principal Aquifers
An aquifer is a geologic formation, a group of formations, or a part of a formation that contains sufficient saturated permeable material to yield significant quantities of water to wells and springs. This site explains the geology of aquifers and provides a general overview and maps of the principal aquifers of the United states.