alumni profiles
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How Rollie Williams Turned Climate Science Into Comedy
Williams has channeled his experience as a comedian and his M.A. in Climate and Society to create “Climate Town,” a popular YouTube series and media company that uses meticulously researched satire to explain climate and energy issues.
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A New Tool for Matching Water Solutions to Community Needs
Sustainable development alum Dylan Dettloff used his Columbia Climate School Collaborative Research Grant to develop a Python-based decision tool to help rural and water-scarce communities identify the most suitable desalination technologies.
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From Classrooms to Climate Impact: Two Careers Flourish in Singapore
M.A. in Climate and Society alums Amanda Chen and Anuka Upadhye tackle climate change from halfway around the world.
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Can Carbon Markets Offset the Emissions We Can’t Eliminate?
A conversation about carbon markets with Shubham Deshmukh, a recent M.S. in Sustainability Management graduate.
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Alumni Spotlight: How Columbia Prepared Me for Work at the Nature Conservancy
Alison Miller, a senior leader at the Nature Conservancy, reflects on her time in Columbia’s MPA-ESP program and how it helped shape her career path.
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Alumni Spotlight: Bridging Science, Policy and Strategy for Climate Action
Tiffany Wu, a graduate of the MPA-ESP program, now works on climate and sustainability projects spanning carbon markets, corporate greenhouse gas accounting and clean energy.
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Alumni Spotlight: Advancing Ocean Governance Through Research, Policy and Diplomacy
Since graduating from the MPA-ESP program, Jeremy Raguain’s work has focused on ocean conservation and marine biodiversity.
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Alumni Spotlight: Developing Tools for Humanitarian Action
Elaine Angeles is dedicated to driving change by better utilizing scientific forecasts and early warning systems to support vulnerable populations.
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Alumni Spotlight: Charting a Flight Path to Sustainability
As the grandson of a former NYC cab driver, Gary Weinstein has long been fascinated by the unique opportunities and challenges urban transportation can offer.
COP31, the 2026 United Nations Climate Change Conference, aims to advance dialogue, strengthen consensus, and accelerate climate action on a global scale. From November 9–20, 2026 in Antalya, Türkiye, heads of state, ministers, scientists, business leaders, and civil society will gather to advance efforts in emission targets, climate finance, and adaptation and resilience. Once again, our experts, students, and global thought leaders from Columbia Climate School and across Columbia University are contributing to key events, sharing insights, and helping shape the dialogue toward ambitious, science-based solutions. Learn More
