Trump delayed a global carbon tax. Now he wants to finish the fight.
American officials are drafting a diplomatic cable that warns dozens of countries against adopting a climate fee on the shipping industry.
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External Publications by David Sandalow • September 15, 2017
By CGEP Inaugural Fellow David Sandalow and Anders Hove of the Paulson Institute write in the Paulson Institute blog on how natural gas in China is cleaning up the air in China’s cities and creating opportunities for new cooperation with the United States.
In January 2026, the UK government publicly released an intelligence report analyzing the security implications of global environmental destruction.
Models can predict catastrophic or modest damages from climate change, but not which of these futures is coming.
On November 6, 2025, in the lead-up to the annual UN Conference of the Parties (COP30), the Center on Global Energy Policy (CGEP) at Columbia University SIPA convened a roundtable on project-based carbon credit markets (PCCMs) in São Paulo, Brazil—a country that both hosted this year’s COP and is well-positioned to shape the next phase of global carbon markets by leveraging its experience in nature-based solutions.
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External Publications by David Sandalow • September 15, 2017