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Regulatory Progress for Project-Based Carbon Credit Markets: Pre-COP30 Roundtable Summary

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.

Summaries by Gautam Jain, Preetha Jenarthan, Victoria Barreto Vieira do Prado + 3 more • December 04, 2025
Regulatory Progress for Project-Based Carbon Credit Markets: Pre-COP30 Roundtable Summary
Oil

America’s Toothless Sanctions on Russian Oil

Last month, the Trump administration imposed fresh sanctions on Russia’s two largest oil companies, Rosneft and Lukoil, signaling a renewed desire to drive Moscow to the negotiating table in its war against Ukraine. But although these measures have the potential to harm the Russian economy, just how much damage they inflict will depend largely on one actor: Beijing. China bought almost half the oil Russia exported in 2024, evading Washington’s existing restrictions in the process. And new sanctions alone will do little to push China into significantly reducing its purchases.

Op-eds & Essays with Erica Downs & Richard Nephew Foreign Affairs • November 24, 2025
America’s Toothless Sanctions on Russian Oil
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