June 20174
-

Columbia Affirms Commitment to Climate Action
Columbia joins leaders from across higher education, the private sector and state and local governments in affirming their commitment to the Paris Agreement.
-

We’ll Always Have Paris: Trump’s Impact on the Climate Agreement
While we still do not know the long-term impact of President Trump’s withdrawal from the Paris climate accord, the short-term impact has been to mobilize a broad segment of the U.S. and global public in support of the agreement.
-

Reactions from Earth Institute Experts on Trump Pulling out of Paris
Experts from across the Earth Institute give their reactions to the news that the U.S. will exit the Paris climate agreement.
-

Research Assistant Opening
The Earth Institute is seeking a research assistant to work with Dr. David Maurrasse. Research will focus on how partnerships involving various stakeholders across sectors (government, higher education, health care, philanthropy, the private sector, community organizations, and others) are addressing critical social concerns.
-

‘We are Headed Towards Hostile State of the Climate System’
Yochanan Kushnir: “As a climate scientist who directly engages in studying the phenomena and mechanisms of climate variability and change I am convinced that we are headed towards a different, and to many people hostile, state of the climate system, with a worldwide impact including many parts of the U.S.”
-

Implications of Leaving Paris More Intricate Than You Think
The implications of withdrawal are more intricate than what people have been fixating on so far.
-

The Paris Climate Agreement: What Trump’s Decision to Leave Means
In the wake of the decision by the Trump administration to withdraw from the 2015 Paris climate agreement, several questions have emerged about what withdrawal means for environmental policy, research and innovation.
-

Getting the Tools to Get Hired
Alan Burchell is the founder and principal of Urbanstrong, which he started shortly after graduating from Columbia’s Master of Science in Sustainability Management program in 2014. When choosing courses, Alan encourages MSSM students to fill up their tool belts. In his experience, “Knowledge is great, but tools get you hired.” Alan recommends to take classes…
-

Meltwater Lakes Existed Under Antarctic Ice in Ancient Times
In recent years, scientists have discovered hundreds of lakes lying hidden deep beneath the Antarctic ice sheet. Now a team of researchers has found the remains of at least one sub-ice lake that existed when the ice was far more extensive, in sediments on the Antarctic continental shelf.

AGU25, the premier Earth and space science conference, takes place December 15-19, 2025 in New Orleans, Louisiana. This year’s theme—Where Science Connects Us—puts in focus how science depends on connection, from the lab to the field to the ballot box. Once again, Lamont-Doherty Earth Observatory and Columbia Climate School scientists, experts, students, and educators are playing an active role, sharing our research and helping shape the future of our planet. #AGU25 Learn More
