Le système démarre au Kenya, les familles qui s'engagent à cuisiner en dégageant moins de CO² s'inscrivent par SMS. Extrait(source telecom paper) :"Each family that cooks more efficiently may claim approximately three tons of CO2 offsets per year, which is worth about USD 20-35 when sold in Europe on a regulated or voluntary carbon-offset market. "
Carbon Manna starts mobile-based Carbon Micro Credit system
http://www.telecompaper.com/news/article.aspx?cid=659968
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