Health2
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A New Way to Rank Countries on Successful Aging
Is there a comprehensive way to define successful aging? Ng Kah Long analyzed existing population indexes before choosing to construct his own.
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Science for the Planet: Tackling the Invisible Threat of Nanoplastics
Beizhan Yan, an environmental geochemist at the Lamont-Doherty Earth Observatory, has come up with new methods to detect and analyze tiny plastic particles to better understand their impact on human and environmental health.
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Huge Areas May Face Possibly Fatal Heat Waves if Warming Continues
Even healthy young adults may not be able to survive unless they can access artificial cooling.
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High Heat Is Preferentially Killing the Young, Not the Old, New Research Finds
Young adults and small children are the main victims of extreme heat, according to a study done on mortality in Mexico.
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Remembering Richard Deckelbaum
Jessica Fanzo and Shauna Downs remember their friend and pioneering global heath researcher, Richard Deckelbaum.
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Study Finds Subway Pollution Is Too High—With a Disproportionate Effect on Black and Hispanic Riders
Columbia Climate School researcher Shams Azad analyzed the air pollution on subway platforms and trains in New York City.
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Study Finds Switching From Gas to Electric Stoves Cuts Indoor Air Pollution
New research evaluated the feasibility and benefits of transitioning from gas to induction stoves in affordable housing.
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A New Way To Help Protect Pregnant Women and Children From Lead Poisoning
Lamont research professor Alexander van Geen is testing a new kit that detects lead in old paint.
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The Endless Shame of Louisiana’s Cancer Alley
In a nation that invented national environmental policy over half a century ago we now see the spectacle of part of America being investigated by an international NGO seeking to protect the human rights of victims of toxic pollution.
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
