Sustainability50
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Symposium Will Discuss How Businesses Can Lead on Climate
An event on March 6 will bring together representatives from the world’s most powerful industries to discuss the role of business in addressing today’s urgent sustainability challenges.
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How Private Philanthropies Can Maximize Their Impacts
In his new book, Philanthropy and Society, research scholar David Maurrasse highlights strategic and inclusive tactics that help philanthropic institutions to more effectively serve their communities.
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The Sharing Economy Comes to Congress While Plastic Bags Leave New York
Both clothing rental and plastic bag bans are small steps on the long road to sustainable cities and a circular, less environmentally destructive economy.
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The Declining Organizational Capacity of U.S. Environmental Agencies
We need effective state and federal environmental cops to protect the fragile blue dot in the vast vacuum of space that we call home.
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Report Suggests Solutions for Making Coffee More Sustainable
Because of the intertwined crises of poverty and environmental stress, the future is bleak for coffee farmers in many countries — but it doesn’t have to be this way.
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Columbia Event Management Brings Sustainability to the Table
Inspired by work with the Earth Institute, Columbia Event Management is now offering a Sustainable Living menu curated to feature local ingredients, focusing on vegan and vegetarian options.
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Japan Retreats to Coal and Energy Incoherence Reigns Supreme
Our climate challenged planet desperately needs a 21st century, low-polluting, decarbonized energy system.
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A Greener Red Carpet
In your Oscar speech, don’t just preach sustainability — wear it.
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Greenland Rising: The Future of Greenland’s Waterfront
While much of the world is planning for flooding and inundation from changes in sea level, Greenland is facing a much different future.

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
