Global carbon dioxide emissions will hit a record high in 2018

Global carbon dioxide emissions are expected to hit a record high in 2018, despite urgent calls from climate scientists and international groups such as the United Nations to cut back. Worldwide, fossil fuel use is projected to pump 2.7 percent more CO2 into the atmosphere in 2018 compared with 2017. Last year, such emissions contributed 9.9 gigatons of carbon. The data are presented in the Global Carbon Budget published online December 5 in Earth System Science Data. 2018 marks the second year in a row that the emissions, which fuel global warming, have risen substantially after a lull from 2014 to 2016.

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