September 27, 2017
The Earth’s temperature is rising and its climate is changing. The increase in temperatures will shape the economic future of communities and countries across the globe. All countries will feel the direct negative effects from unmitigated climate change. But as our research in Chapter 3 of the October 2017 World Economic Outlook shows, the effects of higher temperatures will not be equal everywhere and the brunt of the adverse consequences will be borne by those who can least afford it—low-income countries. […]
By Ian Parry
With global leaders set to start signing the landmark Paris Agreement on climate change tomorrow—April 22 is Earth Day—at the United Nations in New York, countries will embark on the potentially difficult and contentious issue of setting prices for greenhouse gas emissions, most importantly carbon dioxide (CO2). Our back of the envelope calculations show that most large emitters will need to charge anywhere from $50 to $100 per ton or more (in current prices) by 2030 to meet their commitments to reduce carbon emissions.