marine carbon dioxide removal

6 posts

Climate Governance under the London Convention and Protocol: Due Diligence and Environmental Impact Assessments

Introduction We are at a moment of profound development in understanding how international law applies to climate change. Recently issued advisory opinions from the International Court of Justice (ICJ), the International Tribunal for the Law of the Sea (ITLOS), and regional human rights courts have clarified country obligations, under international […]

Climate Governance under the London Convention and Protocol: Precaution and Prevention

Introduction Parties to the 1972 Convention on the Prevention of Marine Pollution by Dumping of Wastes and Other Matter (London Convention) and the 1996 Protocol to the Convention (London Protocol)—two international treaties that aim to protect to the marine environment from human activities—are set to meet in the last week of October 2025. […]

Regulation of Seaweed Cultivation and Sinking for Carbon Dioxide Removal in Alaska: New Sabin Center Report

Last year, for the first time, global temperatures exceeded 1.5oC above pre-industrial levels. This follows a decade of “record-breaking temperatures,” with the World Meteorological Organization concluding that “the past ten years 2025-2024 are the ten warmest years on record.” Reversing this trend requires urgent action to reduce greenhouse gas emissions […]

San Francisco v. EPA: Impact on Marine Carbon Dioxide Removal

On March 4, 2025, the Supreme Court handed down an important ruling in City and County of San Francisco v. Environmental Protection Agency. In a 5-4 decision, the Court curtailed the Environmental Protection Agency’s (“EPA”) authority under the Clean Water Act (“CWA”) to issue pollutant discharge permits. The case involved […]

New Report on Liability Considerations for Marine Carbon Dioxide Removal in the U.S.

The burning of fossil fuels and other human activities are continuing to cause rapid temperature rise. 2024 was the hottest year on record, and the planet’s 10 warmest years since 1850 have occurred in the past decade. Achieving global climate goals will require rapid and dramatic greenhouse gas emissions reductions, […]

Student Writing Competition: Marine Carbon Dioxide Removal Law and Policy

The Sabin Center for Climate Change Law at Columbia Law School, together with New York Sea Grant, is pleased to announce a writing competition for law students interested in writing on legal and policy issues associated with marine carbon dioxide removal. The competition is being held in connection with a […]