Sustainable Urbanization
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Viewing Urban Geography and History Through an Environmental Justice Lens
A Q&A with John Williams, who studies the historical links between the built environment and racial injustice in U.S. cities.
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An Environmental Agenda for NYC’s New Mayor
Our new mayor should let our environmental actions do the talking for the next eight years. It would be a refreshing change.
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Social Distance, Sustainable Cities and Building Public Health Capacity
The return to a normal way of life and to renewing our push toward sustainable cities requires that we develop an apolitical, science-driven public health capacity.
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Economic Growth and Environmental Sustainability
With enlightened design, sustainability management and cutting-edge technology we can harness human ingenuity to the practical problems of environmentally sustainable economic development.
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Moving Toward Sustainable Energy in New York City
It is the leadership that we are seeing from New York’s government and institutions today that will help ensure that the cost structure of New York City’s energy will be able to compete with enlightened cities around the globe.
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
