This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Projected carbon dioxide emissions and atmospheric concentrations over the st century for reference and mitigation scenarios. carbon dioxide CO Table TS in Technical Summary in harvnb Clarke others archive org climatescience gov xls CCSPAScenarioInformation xls in Clarke others IIASA Region Category Sub Category Variable