Sustaining the Beneficial Use of Water: Leroy Sievers and Ann Bleed Western States Land...
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![Page 1: Sustaining the Beneficial Use of Water: Leroy Sievers and Ann Bleed Western States Land Commissioners Association Summer Conference, 2013.](https://reader035.fdocuments.us/reader035/viewer/2022081518/551abda9550346856e8b55df/html5/thumbnails/1.jpg)
Sustaining the Beneficial Use of Water:
Leroy Sievers and Ann Bleed
Western States Land Commissioners AssociationSummer Conference, 2013
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Zain and Gabe on First Day of School in
AustraliaClaire on Second Birthday
Do We Really Care About our Grandchildren?
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Nebraska Agriculture
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Sandhills Grazing Land
Photo by Chris Helzer
![Page 5: Sustaining the Beneficial Use of Water: Leroy Sievers and Ann Bleed Western States Land Commissioners Association Summer Conference, 2013.](https://reader035.fdocuments.us/reader035/viewer/2022081518/551abda9550346856e8b55df/html5/thumbnails/5.jpg)
Little Blue Stem in Sand Hills Prairie
Photo by Chris Helzer
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Nebraska’s Platte River
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Niobrara River
Photo by Chris Helzer
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Hunting in Eastern Nebraska
Photo by Chris Helzer
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Grazing and Crop Land nearWildcat Hills, Western Nebraska
Photo by Chris Helzer
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Sustainability
Living and developing our economy in such a way
“that we meet the needs of the present without compromising the
ability of future generations to meet their own needs.”
Brundtland Commission, United Nations 1987
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Does Intergenerational Equity Matter
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Sustainability
"sustainability is improving the quality of human life while living within the carrying
capacity of supporting eco-systems.“
2005 World Summit on Social Development
The earth’s resources are limited!
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By 2050 we will need to double food production
2.3 billion more people by 2050
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Loss of Arable Land and Pollution
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ENVS 220 https://sge.lclark.edu/wp/wp-content/uploads/2011/09/water-stress.png
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Water-level Changes in the High Plains Aquifer, Predevelopment to 2011
V.L. McGuireUSGS Scientific Investigations Report 2012 - 5291
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Bees
Photo by Cindy Loope
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NCNewsPress.com/TJ Chrastil
Flooding on the Missouri River 2011
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Dry-land Corn in Eastern Nebraska 2012
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Summer in Nebraska 2006
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Thousands of Acres Burn in Niobrara River Valley
A raging weekend wildfire along the Niobrara River valley burned an estimated 150 square miles of forest and grassland and forced the evacuation of a pair of small towns and several river outfitters.
Photo by ADAM WOLFFBRANDT/Lincoln Journal Star
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Burned Prairie on Niobrara River 2012
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Prairie grasses such as sand bluestem growing well across the bison pasture during the first growing season since last July’s
wildfire.
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Flower species such as cutleaf ironplant (left) and spiderwort (right) are coloring the sandhills
in the burned bison pasture (NVP 2013)
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Hydrology 101 for Land Managers
The No-Injury Standard
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Continuity Equation
Inflow = Outflow + Change in Storage
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Irrigation Water Budget
Precipitation
Surface Runoff
Ground Water Flow
Deep Percolation
Evaporation
Evapotranspiration
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Change in Return Flows
ET
Return Flow
Diversion 1
Diversion 2
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Platte River June 2006
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Gaining Stream
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Losing Stream
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Disconnected Stream
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Gaining Stream
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Impact of Pumping Well
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Impact of Pumping Well
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Source of Water to Pumping WellPe
rcen
t of G
roun
d W
ater
Pum
ped
Time
Pump On
Percent of stream depletion
Percent from Aquifer
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Economic Demands
2005 World Summit on Social Development
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Societal Equity
2005 World Summit on Social Development
Intergenerational Equity
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Governing the Commons
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Environmental Constraints
2005 World Summit on Social Development
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Three Pillars of Sustainability
Environmental Constraints
Societal Equity
Economic Demands
2005 World Summit on Social Development
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Thank You
Photo by Chris Helzer
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Restored Sand Prairie along Platte River
Photo by Chris Helzer
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Showy Evening Primrose Summer After a Fire
Photo by Chris Helzer
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Patch-Burn Grazing Along Platte River
Photo by Chris Helzer