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File:AEFcurrentmarsh.jpg|<big><center>'''[[AEF greywater]]'''</center></big> <br> Greywater system at the CSA, Arcata Educational Farm | File:AEFcurrentmarsh.jpg|<big><center>'''[[AEF greywater]]'''</center></big> <br> Greywater system at the CSA, Arcata Educational Farm | ||
File:Fullsideview1.jpg|<big><center>'''[[Bike trailer]]'''</center></big> <br> A bike trailer from a converted baby stroller | File:Fullsideview1.jpg|<big><center>'''[[Bike trailer]]'''</center></big> <br> A bike trailer from a converted baby stroller | ||
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File:PCSC - low setting front.jpg|<big><center>'''[[Papasan Chair Solar Cooker]]'''</center></big> <br> A solar cooker and chair when not in use | File:PCSC - low setting front.jpg|<big><center>'''[[Papasan Chair Solar Cooker]]'''</center></big> <br> A solar cooker and chair when not in use | ||
File:Bike.stand.generator.1.jpg|<big><center>'''[[Rowan's portable pedal power generator]]'''</center></big> <br> A pedal power generator | |||
File:Solarmowerleft.jpg|<big><center>'''[[Solar Charged Lawnmower]]'''</center></big> <br> An electric lawnmower that utilizes solar power as an energy source | |||
File:Synrgy hot box 007.jpg|<big><center>'''[[Solar heating box]]'''</center></big> <br> A passive solar heating box | |||
File:Finishedproject.JPG|<big><center>'''[[Stanley and Kristi's eco-friendly carboard furniture]]'''</center></big> <br> Furniture made from cardboard | |||
File:185.JPG|<big><center>'''[[AEF spiral herb garden]]'''</center></big> <br> Restored the existing herb spiral | |||
File:BarrelPlant5.JPG|<big><center>'''[[Air Ship Air City rooftop greywater filtration]]'''</center></big> <br> A rooftop greywater filtration system | |||
File:Aleiha dish.jpg|<big><center>'''[[Aleiha's parabolic solar cooker]]'''</center></big> <br> Parabolic Solar Cooker | |||
File:Ethanol production my pipebomb.jpg|<big><center>'''[[Amal's ethanol still]]'''</center></big> <br> A valved reflux ethanol still | |||
File:DownElbow.JPG|<big><center>'''[[Pulser Pump Engr305]]'''</center></big> <br> A working model of a Pulser pump | File:DownElbow.JPG|<big><center>'''[[Pulser Pump Engr305]]'''</center></big> <br> A working model of a Pulser pump | ||
Revision as of 22:30, 17 January 2011
Below are service learning projects from Engr305 Appropriate Technology, which is a course on appropriate technology at Humboldt State University taught by instructor Lonny Grafman.
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AEF greywater
Greywater system at the CSA, Arcata Educational Farm -
Bike trailer
A bike trailer from a converted baby stroller -
Blue ox earthen oven
Blue Ox earthen oven -
Bottoms strawbale earthen plaster
Earthen plaster and natural paint recipes -
CCAT Cold Box
An energy efficient solution to a refrigerator -
CCAT Compost System
CCAT's comprehensive composting system -
CCAT Raised Garden Beds
Controlled beds of soil above toxic ground -
CCAT Retaining Wall
Retaining wall for slope erosion at CCAT -
CCAT greenshed north wall
Cordwood and mortar wall of CCAT's Greenshed -
CCAT greenshed west wall
Clay-straw slip wall of CCAT's Greenshed -
CCAT Greenshed south wall
Cob wall of CCAT's Greenshed -
CCAT Clay-straw slip wall
Clay-straw slip wall of CCAT's Greenshed -
CCAT greywater marsh (2008)
CCAT's Greywater Marsh 2008 -
CCAT greywater marsh (current)
CCAT Greywater Marsh Continued -
CCAT clothes drying
Efficient clothes drying system for CCAT -
CCAT interpretive wind turbine display
Demonstration wind turbine -
CCAT natural concrete stain
Natural concrete stain -
CCAT natural paint project
Interior paints from natural ingredients -
CCAT natural wall construction
Earthen informational kiosk for CCAT -
CCAT pedal powered TV
Updated version of CCAT pedal powered bicycle -
CCAT pedal powered grain mill
Pedal powered grain mill for CCAT -
CCAT rainwater catchment system
CCAT's current rainwater catchment system -
CCAT remediation zone
A stable slope for planting and attracting beneficial insects -
CCAT rocket stove
CCAT's improved fuel rocket stove -
CCAT's Vermicomposting Bin
CCAT's vermicomposting bin -
CCAT's living roof
Replacing CCAT's living roof -
Chris's ENGR305 Solar Food Dehydrator
A hybrid, solar food dehydrator -
Compressed earth brick press
An exploration of compressed earth bricks -
Deidre's vertical vegetable garden
Solar powered vertical vegetable garden -
Devan's vertical axis wind turbine
Experimental Vertical Axis Wind Turbine -
Engr 305 solar learning station
Instructional Solar Learning Station -
Engr305 peanut sheller project
Peanut sheller made from clay and newspaper -
Ethanol from organic sugar beets versus refined cane sugar
Determining the cost inputs and energy outputs of small scale ethanol production -
Kiva's straw bale greenhouse
A straw-bale greenhouse -
Millcreek greywater
A residential greywater processor -
M Street Eureka rainwater catchment
A rainwater catchment system for residential property -
Parabolic basket and tin can solar cooker
Solar cooker out of local invasive species and waste materials -
Papasan Chair Solar Cooker
A solar cooker and chair when not in use -
Rowan's portable pedal power generator
A pedal power generator -
Solar Charged Lawnmower
An electric lawnmower that utilizes solar power as an energy source -
Solar heating box
A passive solar heating box -
Stanley and Kristi's eco-friendly carboard furniture
Furniture made from cardboard -
AEF spiral herb garden
Restored the existing herb spiral -
Air Ship Air City rooftop greywater filtration
A rooftop greywater filtration system -
Aleiha's parabolic solar cooker
Parabolic Solar Cooker -
Amal's ethanol still
A valved reflux ethanol still -
Pulser Pump Engr305
A working model of a Pulser pump -
Old Growth Cellar rainwater catchment
A rainwater catchment system for Old Growth Cellars -
Rocket stove biomass charcoal
Use of biomass waste charcoal briquettes for rocket stove