OXYGEN O2 LEGACY provides the highest quality and most valuable Carbon Credits available in the entire voluntary market. Our unique UN-SDG BOND covers all 17 SDG goals, setting us apart from any competition. These Carbon Credits are ideal for stockpiling in our "Green vault" or buy and resell with your markup, and can be used to offset or compensate your CO2eq emissions when you're ready to reduce your carbon footprint, in accordance with ISO standards or even better, achieve Carbon Neutrality.