The Water Column Think about where water goes next In the last Water Column, we talked about knowing where your water comes from, and what’s in it. That is important because, as a universal solvent, water picks up more of the materials that it comes in contact with and is changed more by those substances. So today lets think about where the water goes after we use it. The hydrologic cycle makes water a renewable, reusable resource. Water evaporates, becomes vapor, condenses in clouds, falls back as rain, running off into rivers and streams or collecting in ponds, lakes and ground water. The cycle is never ending. As we use water for various activities, it is changed by materials it comes in contact with. We pull the plug or flush the toilet and the water we use goes down the drain. Out of sight. Out of mind. We need to think more about where it goes next. That water needs to be treated. Water treatment facilities improve water quality by removing polluta...