Speakers
Board Member, Colorado Straw Bale Association
After a successful 37 year career in the concrete construction business, Mark figured he had to get his Earth Karma straight and start promoting Appropriate Building Technologies. In 2002 he joined the first COSBA conference at NCAR in Boulder. Mark was the Executive Director of COSBA...
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Sunday November 5, 2017 1:00pm - 3:00pm MST
TBA