Curated OER
Earth's Water Sources
General facts about Earth's water sources, human use, and the water cycle are outlined by this presentation. Slide three has a grammatical error and slide nine refers to the local watershed of the author, so you will need to make a few...
Environmental Protection Agency (EPA)
New England's Ground Water Resources
Learn all about where ground water is stored, how it moves, and how it is accessed in a detailed and thorough 10-page reading. Whether supplementing reading for an existing environmental or earth science course or providing background...