This page has a list of countries by Adjusted savings: carbon dioxide damage (% of GNI), according to officially-recognized international sources compiled by the World Bank. Cost of damage due to carbon dioxide emissions from fossil fuel use and the manufacture of cement, estimated to be US$40 per ton of CO2 (the unit damage in 2017 US dollars for CO2 emitted in 2020) times the number of tons of CO2 emitted.