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Carol Evans, "Rehydrating Nevada"

Presented at the Restoring Water Cycles to Reverse Global Warming conference October 16th-18th, 2015 at Tufts University.

www.bio4climate.org

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Carol Evans, "Rehydrating Nevada"

  1. 1. A story about cows, beaver and collaborative stewardship Carol Evans, Elko District, Bureau of Land Management
  2. 2. Susie Creek, 2015
  3. 3. Maggie Creek Basin, 2013
  4. 4. Red Cow Creek, 2013 Our snowpack drought 2012 - 2015
  5. 5. Too much hot season grazing is a problem
  6. 6. East Fork Beaver Creek 1978 20152015
  7. 7. In the 1980’s
  8. 8. Riparian Grazing Concept – 1990’s
  9. 9. Successful livestock grazing strategies for streams in Northeastern Nevada Spring/fall/rest Spring annually Spring/rest Winter/spring/rest Spring/fall/rest/hot Hot/spring/fall/rest Partial hot/rest Hot/summer/rest Spring/fall/hot Fall/spring Fall annually Hot/rest Etc.
  10. 10. Just a story in progress
  11. 11. 1992
  12. 12. 2015 2015
  13. 13. Maggie Susie 396 mi2 180 mi2 Partners BLM Maggie Creek Ranch TS Ranch Newmont Mining Co. Barrick Goldstrike Mines Trout Unlimited 25 Ranch U.S. Fish and Wildlife Service Nevada Department of Wildlife National Fish and Wildlife Foundation Both efforts started in early 90’s
  14. 14.  From 1994 to 2006 (most of the major streams)  Riparian vegetation increased by 816 ac (Open Range Consulting 2009)  From 2006 to 2010 (whole basin)*  Riparian/water increased by 466 ac  Percent water/marsh increased by 26 ac  Length of stream corridor with water/marsh increased by 7 mi  Transition acres increased by 782 ac *White Horse Associates 2011
  15. 15. Active beaver dams increased from 107 to 271 Ponding increased by 9 miles White Horse Associates 2011
  16. 16. Maggie Creek, 2012 Maggie Basin
  17. 17. Maggie Creek beaver dam shallow groundwater elevations 2015 1980
  18. 18. Susie Creek, 2015 Susie Basin
  19. 19. Susie Basin Trout Unlimited
  20. 20. Susie Creek Basin Remote Sensing Project Over the past 20-30 years; Riparian vegetation increased by 100ac Beaver dams went from 0 to 139 Open water increased by 20 ac Length of wetted stream increased by 3 miles 32% increase in photosynthetic activity (excluding effects of precipitation and fire) Trout Unlimited, 2014
  21. 21. Susie Creek beaver dam Shallow groundwater elevations 1999 2013
  22. 22. Beaver as a keystone species
  23. 23. Beaver as an ecosystem species
  24. 24. 2015
  25. 25. Upper Dixie Creek, 2015
  26. 26. It seems like life's blank canvas are the beautiful riparian areas that are being restored through collaborative stewardship Elizabeth Bergstrom, 2015
  27. 27. 1978 2015

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