Lamont-Doherty Earth Observatory Archives - State of the Planet

American Geophysical Union 2022: Key Research From the Columbia Climate School

A guide to some of the most provocative and groundbreaking talks at the world’s largest gathering of earth and space scientists.

by |November 29, 2022
drawing of marie tharp with topography profile

Google Doodle Celebrates Marie Tharp, Who Mapped the Ocean Floor

Tharp co-published the first world map of the ocean floors and helped prove the theory of continental drift.

by |November 28, 2022

A Study Offers New Insights Into the Record 2021 Western North America Heat Wave

Several weeks during summer 2021 saw heat records in the western United States and Canada broken not just by increments, but by tens of degrees, an event of unprecedented extremity. To what degree was it climate change, bad luck, or a combination?

by |November 24, 2022

Iron-Rich Dust From South America Played Role in Last Two Glacial Periods, Says Study

Dust from the land that gets blown into the ocean appears to influence natural climate swings. A new study looks into where much of that dust came from in the past 260,000 years.

by |November 22, 2022
COP27

What Did COP27 Accomplish?

Delegates from Columbia Climate School discuss the achievements and shortfalls of COP27, as well as what took place outside the negotiation room.

by Emily Halnon |November 22, 2022

Building Green Energy Facilities May Produce Substantial Carbon Emissions, Says Study

Moving from fossil fuels to solar panels, wind turbines and other renewable energy sources will by itself create a new stream of carbon emissions with the construction so much new infrastructure. The good news: Speeding the transition would greatly reduce this effect.

by |November 21, 2022
samantha mewis and maureen raymo outside on lamont campus

A Warming World Makes Soccer More Challenging

With the World Cup nearly upon us, professional soccer player Samantha Mewis spoke with Climate School experts in an event focusing on how climate change is impacting sports.

by |November 18, 2022
people talking at a table

Photos, Tweets, and More: Columbia Climate School at COP27

Learn more about how Columbia Climate School has been advancing the conversation at the world’s most important climate change summit.

by |November 17, 2022
6 headshots of researchers attending cop27

COP27: Delegates From the Columbia Climate School Share Their Plans and Hopes

A number of representatives from the Columbia Climate School will be attending the global climate summit in Egypt. Here’s what they’ll be up to, and what they hope to achieve.

by |October 31, 2022

Some of the Most Drastic Risks From Climate Change Are Routinely Excluded From Economic Models, Says Study

Economic models are missing huge future risks from climate change, in part because no one knows how to quantify them, says a new study.

by |October 27, 2022