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The immersive and exciting program took students through deep dives into climate science and live problem-solving simulations.

Researchers are using ocean-bottom and land-based seismometers to record the R/V Marcus Langseth’s soundings from afar, to better understand the potential impacts of large earthquakes in the Cascadia region.

While researchers search for a megathrust fault off the Pacific Northwest coast, they are also helping to map the seafloor in high resolution and detect underwater methane seeps.

When using sound to search for an undersea fault, researchers must take special precautions to protect dolphins, whales and other vulnerable species.

Before embarking on a 6-week voyage to scan for Cascadia’s megathrust fault, the research team had to quarantine for two weeks in a hotel.

Climate change may be loading the dice for a tough summer.

Understanding how people will respond to climate dangers depends not only on top-down data, but also on bottom-up community engagement.

Today we’re celebrating World Oceans Day with a deep dive into an international project to map the entire seafloor.

Happy World Oceans Day!

The report identifies opportunities and challenges in implementing new technologies that could reduce atmospheric carbon dioxide levels worldwide.

Fluids trapped within the stones are helping researchers reconstruct the deep history of the continent, and eventually maybe others.

Researchers who are developing environmental curriculum tailored to students in China share their findings so far.

Sea ice is rapidly melting off the northwest coast of Alaska, endangering the Indigenous population. Lamont-Doherty Earth Observatory researchers joined forces with the local community to understand how climate change is affecting their region.

Earth Day is a time to celebrate the natural world. Being in nature can improve our mood and our mental and physical health. Plus, natural areas do a lot of work for us.

The plan provides a set of strategies and benchmarks, grounded in science, for Columbia to achieve its ambitious sustainability goals.

Tonight’s Earth Lecture takes a hard look at climate change and the path forward.

We’ve gotten better at preventing and tracking oil spills, but oceanographers say much more progress is needed.

Climate science tells us how the world is changing. Climate art shapes how we choose to respond.

This pre-college program in Castleton, Vermont, will mobilize students in grades 9–12 to take action and affect change in response to our warming planet.

A Q&A with the geochemist, who plans to investigate a key climate interval millions of years ago.

Throughout Earth Month, we’ll be sharing some of the incredible photos that our researchers have captured during field work. Enjoy!

Blog posts and events to help you get informed, inspired, and involved.

A new study finds that that even when air pollution in Kinshasa and Brazzaville is at its lowest, it’s still four times higher than World Health Organization guidelines.

The discovery of fossil plants below a mile of Greenland ice indicates that the ice sheet completely melted in the past, and suggests it could rapidly do so again.

The postdoctoral researcher studies hydrothermal systems and will soon go to the Chilean Andes to explore how geyser activity there may be related to glacier growth and retreat over thousands of years.

Mingfang Ting studies the connection between planetary waves in the atmosphere and climate anomalies, such as droughts and extreme heat.

Gender equality is an essential ingredient in building a fair and sustainable world. Today we’re publishing stories that honor the accomplishments of many of our women colleagues and highlight programs that push for gender equality every day.

CO2 molecules make up only a small percentage of the atmosphere, but their impact on our climate is huge. The reason comes down to physics and chemistry.

She studies Earth’s past warm periods to try to understand the future, and was just named a 2021 Sloan Research Fellow.

In honor of International Day of Women and Girls in Science, meet just a few of the extraordinary women scientists of Lamont.

She’s trying predict fecal bacteria contamination of the river, and researching how environmental degradation disproportionately harms disadvantaged communities.

In honor of the day, we’re highlighting a few women who play an essential role in the Earth Institute’s work to understand how the planet works, how humans are changing it, and how to build a sustainable future.

She takes care of hundreds of kilometers of deep-sea sediments that are invaluable to science, and recently received a mentorship award.

We’ve lost 28 trillion tons of ice globally in 24 years, from 1994 to 2017, and the implications for sea level rise could be significant.

For her work toward charting the global ocean floor, scientist Vicki Ferrini has been named by the Explorer Club as one of 50 people changing the world.

Climate scientist Gisela Winckler explains the link between climate science and solutions, and shares some of her research adventures.

Researchers have reconstructed past sea levels in the western Mediterranean in new detail by sampling coastal cave formations.

Large numbers of icebergs that drifted unusually far from Antarctica before melting into ocean waters have been key to initiating ice ages of the past, says a new study.

Our 2020 Annual Report highlights our accomplishments from July 1, 2019 to June 30, 2020.

A new study traces three-million-year-old winds to help predict future circulation patterns.

Despite the pandemic putting fieldwork on pause, the observatory contributed new knowledge about the planet, its inner workings, and its future changes.

Columbia students and faculty consider the lessons that can be learned from this year to move toward a more equitable and sustainable future.

Eight opportunities for undergraduate, graduate and PhD students to intern in various departments and research centers across the Earth Institute.

Glacial remains suggest that climate patterns in the southern hemisphere have been out of step with those in the north. Understanding why could help project the effects of modern climate change.

President Bollinger and Lamont-Doherty’s interim director underscore the university’s commitment to solving the climate crisis.

Out in the middle of the woods in New York’s exurbs, a hiker finds a TV antenna attached to a rotting oil drum. What is this?

Five women and three men were chosen by the U.S. president-elect to restore the world’s most famous agency, counting on the support of the scientific community.

This undergraduate student, blogger, and activist organized an upcoming panel around climate action that highlights diversity, inclusion, and accessibility. She shares her thoughts on the changing role of social justice within the climate movement.

The president-elect’s plan will take us closer to achieving the goals of the Paris Agreement, but there is much work to be done.