Sustainability40
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Forget Fossil Fuels and Focus on Renewables
Instead of taxing fossil fuels we should subsidize and invest in renewable energy.
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Book Club With Jeffrey Sachs Will Examine the Most Important Topics for Humanity
The free, global forum will feature monthly interviews with renowned authors about their groundbreaking work in sustainability, economics, history, social justice, and more.
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Reviving New York City
My hope is that when we elect our new mayor during the June Democratic primary, we elect a leader who is ready to ask all of us “not what New York City can do for us, but what we can do for New York City.”
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Future of Food: Exploring Challenges to Global Food Systems
The effectiveness of global food system is undermined by two key challenges: waste and nutrition.
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To Build Climate Progress on Time Scales That Matter, Biden Should be Biden
The path forward requires negotiation, compromise, and open lines of communication with Republicans in Congress and elsewhere who have made climate change a focus.
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Study Paves Way for Rainwater Harvesting in Mexico City
The city has installed more than 20,000 systems for some its neediest residents.
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Political Stability and Environmental Sustainability
While last week was wrenching, the electoral results in Georgia, the courage of many Republican elected officials, and the silencing of Trump’s Twitter account give us reason to hope that better days lie ahead.
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Students Learn From Leading Sustainability Practitioners in Practicum Course
A dozen leading sustainability practitioners will share their experience in the Practicum in Innovative Sustainability Leadership.
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What We’ve Learned From the Pandemic in 2020
If we learned anything in 2020, it is that we need a unified American community if we are to defeat this virus and return to normal life.
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
