Columbia Center on Sustainable Investment
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The Case for Decarbonizing Singapore’s Data Center Boom Using Geothermal Resources
Data centers are straining Singapore’s limited clean energy supply, but a proposed Sumatra–Singapore grid interconnection could help solve the problem.
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AI’s Promise Requires Innovation in Governance, Not Technology Alone
New research highlights that without a coordinated global agreement, AI risks accelerating the very crises it could help solve.
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The Paradox of AI and Climate
AI is a two-sided coin, with tremendous potential to benefit the environment while also requiring an immense amount of water and energy. How will these two opposing dynamics balance out—or can they?
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Climate Finance in the Multipolar Era
Climate finance in the multipolar era will be driven less by collective targets and more by the need to manage geopolitical security risks in a less stable world.
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Columbia Beautiful Planet 2026
Once again, we honor Earth Day by sharing some amazing photos celebrating the beauty and magic of our planet, as captured by the Columbia community.
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Climate Finance Has Failed Africa Twice Over. Here’s How To Fix It.
Credit-rating methodologies must stop treating poverty as a self-fulfilling proxy for default risk.
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New Climate Finance Initiative Supports Climate Adaptation Efforts in Glacier-Dependent Regions
A newly approved $250 million from the Green Climate Fund will target glacier melt in Central Asia, the South Caucasus and Pakistan, offering an example of large-scale climate finance for adaptation.
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Climate Action Costs More in the Global South. Here’s Why.
For many countries in the Global South, the cost of transitioning to a low-carbon economy remains disproportionately high.
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Applications Open: Virtual Executive Training on Sustainable Investments in Agriculture
The interdisciplinary program provides an overview of pressing issues related to agricultural investments, as well as an introduction to relevant practical skills.
You Asked invites you to share your most pressing questions about climate, science, and sustainability. Lamont-Doherty Earth Observatory and Columbia Climate School experts will respond with clear, evidence-based answers. Pose your questions and story ideas!
