Group of 20 countries have made “strong but uneven” progress in the past few years in carbon pricing based on taxes and trading, and “significant further progress” is needed, the OECD said Tuesday.
Nearly half of all carbon dioxide emissions from energy use in G-20 economies are now priced—49%, up from 37% in 2018—the Organization for Economic Cooperation and Development said in a report.
But the share of emissions covered by carbon prices—resulting from carbon taxes, emissions trading systems, and fuel excise taxes—varies ...