Presentation Transcript
Water: Water
The Hydrologic Cycle : The Hydrologic Cycle
“Whiskey’s for drinking, water’s for fighting over.” Western saying: “Whiskey’s for drinking, water’s for fighting over.” Western saying
The Critical Need: Water: The Critical Need: Water
Global Water: Global Water Ocean (Salty) 97.2 %
Fresh Water 2.8 %
Ice 2.15%
Liquid 0.65%
Groundwater 0.62%
Lakes 0.009%
Soil Moisture 0.005%
Streams and Rivers 0.001%
Atmosphere 0.0001%
Why Not Use Sea Water?: Why Not Use Sea Water? Desalination now provides 1% of world drinking water
Distillation (Energy intensive)
Passive distillation (Slow, inefficient)
Reverse Osmosis (Filters delicate, prone to clogging and contamination)
Towing Antarctic Icebergs (Not done yet, but the numbers are promising)
Surface Water, Bosnia: Surface Water, Bosnia
Dams: Dams Irrigation
Urban water supply
Hydroelectric power
Flood control
Recreation
Impacts of Dams: Impacts of Dams Human dislocation
Habitat Destruction
Terrestrial
Aquatic
Disruption of natural cycles
Sediment Starvation
Increased Evaporation
Conflict
Division of Water
Denial as weapon
Sierra Foothills, California: Sierra Foothills, California
O’Shaugnessy Dam, California: O’Shaugnessy Dam, California
O’Shaugnessy Dam, California: O’Shaugnessy Dam, California
O’Shaugnessy Dam, California: O’Shaugnessy Dam, California
Hetch Hetchy Reservoir, California: Hetch Hetchy Reservoir, California
Owens Valley, California: Owens Valley, California
Mono Lake, California: Mono Lake, California
Tufa Pinnacles, Mono Lake: Tufa Pinnacles, Mono Lake
San Bernardino, California: San Bernardino, California
Some Places Have Too Much Water: Some Places Have Too Much Water
New Orleans: New Orleans
Aquifers : Aquifers
Impacts of Groundwater Use: Impacts of Groundwater Use Aquifer depletion
Lowering of water table
Drying of wells
Danger to springs and wetlands
Invasion of contaminants
Ground subsidence
Green Bay Case Study Deep Aquifers of the Green Bay Area : Green Bay Case Study Deep Aquifers of the Green Bay Area
Green Bay Groundwater Pumping 1880-1960 : Green Bay Groundwater Pumping 1880-1960
Green Bay Water Table 1880-1960 : Green Bay Water Table 1880-1960
Green Bay Piezometric Surface 1957 1960 : Green Bay Piezometric Surface 1957 1960
Green Bay Piezometric Surface 1957 2003: Green Bay Piezometric Surface 1957 2003
Pumping and Water Table: Pumping and Water Table
Center-Pivot Irrigation: Center-Pivot Irrigation
Center-Pivot Irrigation: Center-Pivot Irrigation
The Russian Radioactive Waste Injection Program : The Russian Radioactive Waste Injection Program
The Russian Radioactive Waste Injection Program: The Russian Radioactive Waste Injection Program
Soluble Rocks: Soluble Rocks
Karst, Turkey: Karst, Turkey
Karst, Paraguay: Karst, Paraguay
Sinkholes, Bosnia: Sinkholes, Bosnia
A Scene From Traditional Chinese Art: A Scene From Traditional Chinese Art
Karst, China: Karst, China
Karst in Wisconsin: Karst in Wisconsin
Problems in Karst Landscapes: Problems in Karst Landscapes Extremely fast water (and contaminant) movement
Long-range connections
Unanticipated connections
Geothermal Systems: Mammoth Hot Springs, Yellowstone: Geothermal Systems: Mammoth Hot Springs, Yellowstone
Yellowstone Canyon: Yellowstone Canyon
San Juan Mountains, Colorado: San Juan Mountains, Colorado
Old Faithful Geyser, Yellowstone: Old Faithful Geyser, Yellowstone