well « Back to Glossary IndexA hole in the ground from which groundwater may be pumped to the surface. Related Articles: 2. THE SHAPE OF A RIVER3. LIFE IN A RIVER4. POLLUTION IN RIVERS6. SELF-PURIFICATION PROCESSES IN RIVERSHow can a river clean itself?« Back to Glossary Index Materials and Worksheets Share: admin Previous post water vapor 26/10/2018 Next post drought: 29/10/2018