And... You'll get a carbon menu!! No retail here we sell by the ton!! And at 20 USD the Ton it is bargain. The certificate will be available in all 10 partner businesses. Issued by GERES, an NGO active in Cambodia since 1994 in carbon emission reduction and renewable energy they correspond to effective emission reductions achieved through projects carried out in Cambodia. GERES projects are audited by Det Norske Veritas, the leading Kyoto auditor so you can be sure where your money is going.