Climate Home: Carbon pricing should cover 50% of global emissions by 2030, the leaders of Canada, Germany, France, Ethiopia, Mexico and Chile recommend.
The heads of state challenged fellow governments to expand global carbon markets to cover 25% of emissions by the end of this decade in a statement supported by the World Bank, IMF and OECD.
Currently around 12% of global carbon emissions are covered by a variety of carbon markets and taxes, according to the International Carbon Action Partnership 2016 status...