Natalie Hunt Presentation WAAE
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Transcript of Natalie Hunt Presentation WAAE
![Page 1: Natalie Hunt Presentation WAAE](https://reader031.fdocuments.us/reader031/viewer/2022013122/568c36e31a28ab023599b60c/html5/thumbnails/1.jpg)
Life Cycle Analysis Research Natalie Hunt
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Biofuel Produc2on
Regional Energy System
Feedstock Produc2on
Feedstock Storage & Transport
Pre-‐Processing & Bio-‐refining
Fuel Distribu2on & End Use
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Where are we?
Regional Energy System
Feedstock Produc2on
Feedstock Storage & Transport
Pre-‐Processing & Bio-‐refining
Fuel Distribu2on & End Use
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LCA of Carbon ! Level A Head
Level B Head • Level C Head
www.glbrc.org
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Biological Industrial
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Spatial Boundaries
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Spatial Boundaries
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Spatial Boundaries
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Spatial Boundaries
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Carbon Cycle 101
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BIOME-BGC
! Biome = characterized by flora, fauna, and climate
! BGC = BioGeochemical Cycles
! Es2mates fluxes and storage of: Energy Water
Carbon Nitrogen
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Crop Residues 13
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Crop Residue Functions
! Soil Organic MaXer
! Soil Nutrient Reten2on ! Water Reten2on
! Microbial and Macroinvertebrate Ac2vity
! Carbon Sequestra2on
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Residue Removal Impacts
! Soil Organic MaXer Produc2vity Loss
! Soil Nutrient Loss and Runoff
! Water Reten2on Soil Erosion
! Microbial and Macroinvertebrate Ac2vity
! Carbon Sequestra2on SOC Decrease
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Possible Bioenergy Futures
! <Insert Soil C graph here>
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Our Bioenergy Future?
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Current Biofuels Policy
! Federal Level Renewable Fuels Standards (RFS2) Biomass Crop Assistance Program
Food Conserva2on and Energy Act of 2008
www.glbrc.org
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Current Biofuels Policy
! Wisconsin Level • Ethanol and Biodiesel Fueling Sta2on Tax Credit • Alterna2ve Fuel Tax Refund for Taxis • Alterna2ve Fuel Vehicle • Office for Energy Independence 25% by 2025 • Clean Energy Jobs Act
www.glbrc.org
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Indirect Land Use Effects
! Increased produc2on of biofuel crops may lead to expansion of corn acreage, resul2ng in addi2onal GHG emissions from land use change. Included in RFS2 Complex
www.glbrc.org
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Alternative Residue Management
! One Pass Harves2ng ! Par2al Removal
! Alterna2ng Harvest ! Intensive Management
! Delayed Harvest ! Nutrient and Carbon Recycling
www.glbrc.org
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Life Cycle Analysis
! Pick your subject Cellulosic ethanol
! What will you measure? GhG, soil C, Nitrogen
! Define your system boundary Beginning and End
! Produc2on Inputs and Outputs
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Life Cycle Analysis
! Alloca2on Mass, market, system expansion, subs2tu2on
! Collect your Data Consistency!
! Comparison
! Sensi2vity Analysis