• Get Water Wise worksheet from http://.timeforkids/TFK/media/teachers/pdfs/2002F/020913WR1.pdf Time Needed: 1-2 class periods Background Information: Although, over 70% of the Earth's surface is water, 97% of that water is salt water ...
This worksheet (ATV-DVWK-A198E 2003) regulates the determination of data for the design of various WWTPs. For the design, among other things, the design-relevant inflow quantity and the mass flow must be determined. These data refer to dry weather inflow conditions. The classification of a...
• Experiencetherelativescarcityoffreshwateronthe planet • Explainwhysomeoftheearth’swaterisnoteasily accessible • Compareandcontrastsurfacewatersystemsand groundwaterinregardtotheirrelativesizesasEarth’s freshwaterreservoirs • Manipulatesimpletoolsthataidobservationanddata collection,makeaccuratemeasurementswi...