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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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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In January 2026, the UK government publicly released an intelligence report analyzing the security implications of global environmental destruction.
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President Trump has aggressively used tariffs as an economic tool, but a US Supreme Court decision on Friday struck down his sweeping tariffs, bringing new uncertainty. The court,...
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Christina Nelson is the Senior Managing Editor at the Center on Global Energy Policy at Columbia University SIPA. Prior to joining the Center, Christina Nelson was managing editor of the newspaper InvestmentNews and Columbia University’s journal Capitalism and Society.
Before her career in journalism, she was a public policy analyst specializing in energy and the environment, holding positions with the Embassy of the Republic of Korea and the National Conference of State Legislatures. Christina attained a master’s degree in history and a double bachelor’s degree in finance and economics from Colorado State University.
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