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Portal:Service learning/Selected gallery/15

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Engr305 Appropriate Technology Projects: Below are selected service learning projects from Engr305 Appropriate Technology, which is a course on appropriate technology at Humboldt State University taught by instructor Lonny Grafman.

HBCSL cobb oven

A cobb oven for the Humboldt Bay Center for Sustainable Living  
HBCSL solar shower

A solar shower for the Humboldt Bay Center for Sustainable Living  
Jefferson Community Center compost

A large composting system for Jefferson School  
Jefferson Community Center E305 teach-in

A vermicomposting workshop  
Kiva's straw bale greenhouse

A straw-bale greenhouse  
M Street Eureka rainwater catchment

A rainwater catchment system for residential property  
Mattole Community Center rainwater catchment

A rainwater catchment from the roof of the Mattole Valley Community Center in Petrolia  
Millcreek greywater

A residential greywater processor  
Old Growth Cellar rainwater catchment

A rainwater catchment system for Old Growth Cellars