The Ecological, Social and Economic Challenges of Water Management MES gCORE: Water Panel Presentation Dec. 7, 2010 Evan Hayduk Garrett Starks Greg Schultz Jesse Price Kekapala Dye Lola Flores
Dam Removal and Construction in Oregon and Mexico: An Analytical Comparison of Repercussions Lola P. Flores
Dams Pros Cons Hydropower Irrigation Water reservoirs Fragments river systems Loss of plant and animal diversity Maintenance fees
Oregon Case Studies Dam removal Social Environmental Economic
Dinner Creek Dam Reasons for removal: -sediment accumulation -No longer in use Regarding the environment… -Sediment, water quality, macro-invertebrate communities, turbidity
Brownsville Dam Reasons for removal -Unsafe and old structure -Impeding fish passage Regarding the community… -Social Impact Assessment (SIA), piscine passage, recreational activities, +/- thoughts on removal
Dams in Mexico Dam removal Function of current dams Main conflicts: social inequities ecological problems
Aguamilpa Dam Local populations relocated Economic losses Government reinforcement What’s needed?
References &imgrefurlhttp:// &imgrefurl / _huicholes2big.jpg&imgrefurhttp:// / _huicholes2big.jpg&imgrefur
Dam Removal on the Elwha River: Sediment, Fish, and Revegetation Evan Hayduk
Elwha River Dams Glines Canyon Dam Elwha River Dam
Washington State Department of Natural Resources Hydrography GIS Layer ~ Miles of designated fish habitat behind Elwha River Dam
Questions?
Fixing the Dam Problem What is it Going to Take? Jesse Price
On the Map
The simple debate VS
What is being done?
The 4 H’s 1.Hydropower dams 2.Habitat degradation 3.Harvesting 4.Habitat Misuse
What Stalls Progress? No clear goals for salmon recovery Short term funding Failure to consider the whole picture Lack of Cooperation between entities
Toxic Cyanobacteria Blooms in Lemolo Lake, Douglas County, Oregon Kekapala Paul Dye
Oregon Toxic Algal Blooms -2010
Oregon Toxic Algal Blooms -2009
Oregon Toxic Algal Blooms -2008
Oregon Toxic Algal Blooms -2007
Oregon Toxic Algal Blooms -2006
Oregon Toxic Algal Blooms
References State of Oregon: Harmful Algae Bloom Surveillance (HABS) Program, retrieved November 13, 2010 from Photo of Klamath River bloom, retrieved December 5, 2010 from
Stormwater Management Strategies to Reduce Pollution in Puget Sound Garrett Starks
What is Sanitary?: A History of Wastewater Greg Schultz
Roman Technology
Modern Treatment display/ /articles/waterworld/wastewater/treatment/2010/08/Wastewater-treatment-plant-provides-reclaimed- water.html
References display/ /articles/waterworld/wastewater/treatme nt/2010/08/Wastewater-treatment-plant-provides- reclaimed-water.html
Thank you