
High-Res Global Hydrography GIS Dataset Created w/ satellite imagery AND OpenStreetMap to detect small waterways undetectable by satellites via @GISLounge	Largest Watersheds Want students to use data on largest watersheds in the World? How has human impact effected watersheds? Interactive map from @WoodsHoleResCtr	Land Cover How do watersheds, topography, latitude & impervious surfaces affect plant ground cover? Interactive map from MLRC

Model My Watershed Map My Watershed @WikiWatershed @NSF Interactive Google Earth layering displays your area's: -Rainfail -Soil type -Stream Network -Watershed units	Aquatic Macroinvertabrate Need help having students study local streams and the life in them? Check out these FREE Aquatic Macroinvertebrate Identification Cards Easy to use, understand, if not just fun to learn more about the local watersheds	Local Watershed Want to know about your local watershed? Or those in the US? @usgs Two formats: KML file with @googleearth HTML file for browser use

Human Impact


Water Balance App —Balancing act of Water/Climate— AMAZING Interactive @Esri map How much rain: -becomes runoff, -evaporates -infiltrates soil Monthly avgs giving record of hydrologic cycle all the way back to Jan 2000!	Global Man-made Impervious Surface How much area is impervious man-made structures? (roads, lots, buildings etc) @NASA Interactive map can bring good discussions into classroom: Where does rain go? How does this affect albedo? ecosystems?	Water Use & Stress Have questions or teaching about Water Access, Resources & Sanitation? All the info & interactive maps you could ever want and more

Interactive Sea Ice Graph Interactive Sea Ice Graph @NSIDC @NASA Check out individual years or compare many years together	How much Water to Produce this Meal? How much water does it take for your food? Help #students be more responsible with natural resources! Interactive guide to how much water it takes for a meal, part of CA's push for water conservation	Lab: Water Master Discussing Aquifers has never been easier & FUN Interactive allow you to build & explain: -Precipitation/droughts vs Ground water movement -Rock layers -Pumps