Welcome to the "What is Geophysics" section of the EEGS web site. The purpose of this page is to provide you with a brief introduction to the field of Environmental and Engineering Geophysics, with links to more detailed information contained within various "information repositories".This web page provides a Near Surface Geophysics Glossary (MS Word document), some fundamental definitions, and descriptions of many of the ways in which geophysics is used - ways in which specific methods or techniques are employed to address environmental and engineering problems. It is also a resource for finding answers to the questions listed below.