The hapi Pro­gram will be offer­ing urban agri­cul­ture class­es this spring at the Colum­bus Idea Foundry. The Urban Agri­cul­ture Series with HAPI will include 5 class­es that togeth­er span hydro­pon­ic food pro­duc­tion, waste-stream man­age­ment and envi­ron­ment mon­i­tor­ing with Arduino tech­nol­o­gy. Each of the hydro­pon­ic class­es will focus on a speci­fic grow­ing tech­nique in which the class…