Biohabitats, Inc.

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"Regenerative Stormwater Conveyance and Floating Wetlands"

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  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Discuss whole systems approach Focus in/introduce two technologies – Floating Wetlands & RSC
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Water Quality Impairments (Patapsco) Eutrophication Sediment - 24,650 tons/year TP – 146,000 lb/year TN – 2,475,000 lb/year Sediment Contamination Chlordane and PCBs Toxic Metals Annual Fish Kills Hypoxia And Anoxia Habitat Creation/Fish Refuge Health and human safety Fecal coli form Public Awareness 73 % do not believe they live in a watershed 9 % are not sure
  • Biohabitats, Inc.

    1. 1. From the streams to the Bay Regenerative Stormwater Conveyance & Floating Wetlands Keith Bowers, President www.biohabitats.com
    2. 2. drivers: Growth
    3. 3. drivers: Changes in land cover
    4. 4. effects: Disproportionate impacts on headwater streams – stormwater dominated Andrew J. Elmore and Sujay S. Kaushal, Front Ecol Environ 2008; 6(6):308-312, doi:10.1890/070101 Disappearing Headwaters: Patterns of Stream Burial Due to Urbanization
    5. 5. effects: Loss of stream base flow, riparian wetlands, groundwater recharge and flood attenuation
    6. 6. effects: Erosion and transport of nutrient-rich legacy sediments to the coastal plain and coastal waters
    7. 7. effects: degradation and loss of habitat –species - biodiversity 6th Great Extinction- Holocene Extinction
    8. 8. Living Systems applications = Whole Systems thinking for… regenerative design
    9. 9. convergence: of research, ideas and implications <ul><li>Walter and Merrits (2008) in Science (319) support idea that pre-colonial streams in eastern North America were small shallow flow paths frequently connected to their wetland floodplain , not bankfull channels containing range of flows moving coarse sediment (current form result of adjustment to recent land use) </li></ul><ul><li>Craig et al. (2008) in Frontiers in Ecology (6) documents that close connection between the stream and floodplain, carbon-rich sediment , and an aggraditional/ depositional character contribute to effective nitrogen processing </li></ul><ul><li>Disappearance of headwater streams due to urbanization and agriculture vs. recent research demonstrating the ecological importance of ephemeral and 1 st order streams </li></ul><ul><li>Correlation of impervious surface to stream health and integrity (physical, biological, chemical) </li></ul>
    10. 10. enablers: regenerative stormwater conveyance
    11. 11. enablers: regenerative stormwater conveyance
    12. 12. enablers: regenerative stormwater conveyance
    13. 13. enablers: regenerative stormwater conveyance
    14. 14. enablers: regenerative stormwater conveyance
    15. 15. enablers: regenerative stormwater conveyance
    16. 16. enablers: regenerative stormwater conveyance
    17. 17. enablers: regenerative stormwater conveyance
    18. 18. enablers: regenerative stormwater conveyance Project Cost Benefits Value Wilelinor $750,000 4.6 acres of wetland restoration $803,000 2,000 LF of stream restoration $300,000 3 acres of reforestation $225,000 200,000 cf of water storage $2 million Total $750,000 $3,328,000 Cost/Benefit ratio: 1:4.4 *Value is calculated based on a conventional cost of: $175k/acre wetland; $150 lf/stream; $75k/acre of reforestation; and, $10 cf of water storage.
    19. 19. enablers: regenerative stormwater conveyance <ul><ul><li>Water Quantity </li></ul></ul><ul><ul><li>Water Quality </li></ul></ul><ul><ul><li>Ecological Processes </li></ul></ul><ul><ul><li>Reduced construction and O&M costs </li></ul></ul><ul><ul><li>Community engagement, aesthetic improvements </li></ul></ul><ul><ul><li>Life-giving </li></ul></ul>
    20. 20. enablers: floating wetlands
    21. 21. enablers: floating wetlands
    22. 22. enablers: floating wetlands
    23. 23. enablers: floating wetlands
    24. 24. enablers: floating wetlands
    25. 25. enablers: floating wetlands
    26. 26. enablers: floating wetlands
    27. 27. enablers: floating wetlands
    28. 28. enablers: floating wetlands
    29. 29. enablers: floating wetlands
    30. 30. enablers: floating wetlands Franks et al. 2008. Floating islands as an alternative to constructed wetlands for treatment of excess nutrients from agricultural and municipal wastes – results of laboratory-scale tests. Source: www.watergarden.com Pollutant Projected Removal BOD 3,000 mg/day/ft 2 Nitrogen 759 mg/day/ft 2 Phosphorus 106 mg/day/ft 2 Metals ?
    31. 31. enablers: floating wetlands <ul><ul><li>Recycling </li></ul></ul><ul><ul><li>Water Quality </li></ul></ul><ul><ul><li>Aquatic Habitat </li></ul></ul><ul><ul><li>Nutrient Uptake </li></ul></ul><ul><ul><li>Community engagement, aesthetic improvements </li></ul></ul><ul><ul><li>Life-giving </li></ul></ul>
    32. 32. enablers: regenerative Place based Whole Connect Resilient Life-giving

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