United Nations climate talks

Our international climate team has engaged in U.N. climate talks since the 1992 Rio summit, providing pathbreaking economic and legal analysis.

  • Nat Keohane Nat Keohane Vice President, International Climate Areas of expertise: Climate change, carbon markets, economics, climate change, U.S. and international climate and energy policy envelopeEmail Nat
  • Annie Petsonk Annie Petsonk International CounselAreas of expertise: Climate change, legal issues in climate negotiations, carbon markets, international climate policy envelopeContact Annie
  • Alex Hanafi Alex Hanafi Attorney Areas of expertise: Climate change, carbon markets, legal issues in climate negotiations, governance of geoengineering research envelopeContact Alex
  • Derek Walker Derek Walker Associate Vice President, U.S. Climate and Energy Program Areas of expertise: Climate change, California climate and energy policy, energy efficiency, Reducing Emissions from Deforestation and forest Degradation (REDD+)envelopeContact Derek
  • Richie Ahuja Richie Ahuja Regional Director, Asia Areas of expertise: Climate change, India, international development, international climate finance, climate change adaptation envelopeContact Richie
  • Chris MeyerChris Meyer Outreach Manager, Amazon Basin  Areas of expertise: Climate change, Reducing Emissions from Deforestation and forest Degradation (REDD+), forest communities, Amazon's indigenous peoples envelopeContact Chris