Columbia Engineering Archives - State of the Planet

An iceberg in the Arctic with underside visible

Montreal Protocol Is Delaying First Ice-Free Arctic Summer

New research from Columbia climate scientists shows that the 1987 ozone treaty, designed to protect the ozone layer, has postponed the occurrence of the first ice-free Arctic by as much as 15 years.

by Holly Evarts |May 25, 2023
Storm clouds over a city skyline

New Method Predicts Extreme Weather Events More Accurately

Columbia engineers have developed a machine-learning algorithm that will aid in understanding and mitigating the impact of extreme weather events, which are becoming more frequent in our warming climate.

by Holly Evarts |May 25, 2023
pierre gentine at a computer

A Leap Toward a Sustainable Earth: Q+A with Climate Expert Pierre Gentine

As director of the Learning the Earth with Artificial Intelligence and Physics (LEAP) Center, Pierre Gentine is aiming to bring greater precision to climate modeling and innovative solutions to the climate crisis.

by Holly Evarts |April 21, 2023
researchers sitting on ice with equipment

Year in Review: Our Top Stories of 2022

A list of some of our most popular articles and videos, plus some of our favorites that you shouldn’t miss.

by |December 22, 2022

2022 Climate News You Should Know

Climate School experts weigh in on the past year’s most noteworthy events and developments within their fields.

by Elise Gout |December 19, 2022
A crowded subway train in New York City

Tackling Crowd Management in Subways During Pandemics

Columbia researchers are working with the MTA to develop machine learning and traffic models to optimize traffic flow during pandemics.

by Holly Evarts |December 16, 2022
upmanu lall headshot

Exploring Actionable Solutions for Water Security

America’s water systems face many challenges, including climate change and aging infrastructure. An upcoming event will focus on ways to solve multiple problems at the same time, with the same funding.

by Emily Halnon |September 7, 2022
A smoggy sunset in Delhi, India.

Unraveling the Interconnections Between Air Pollutants and Climate Change

Getting rid of some air pollutants might aggravate global warming. Here’s how.

by |July 22, 2022
nissan leaf charging in a snowy parking lot

How Electric Vehicles Could Fix the Grid

Local governments and policymakers are anxious about the U.S. grid’s ability to withstand ever-increasing demand. Consumers could hold the key to an untapped resource.

by |May 11, 2022

What Is Decarbonization, and How Do We Make It Happen?

To keep the planet from warming more than 1.5°C above pre-industrial levels, economies must rapidly decarbonize. What will this involve?

by |April 22, 2022