Updated May 9, 2024
All Morningside-based Columbia students, faculty and staff have access to the Morningside campus. Restricted access remains in effect for affiliates of Barnard and Teachers College as well as Columbia affiliates based at CUIMC, Manhattanville, and other campuses. Read more
Failure to properly plug and abandon (P&A) oil and gas wells in the United States at the end of their useful life can impose environmental costs and saddle taxpayers with cleanup liabilities. In recent years, US policy makers have expressed increasing concern about P&A issues, especially when it comes to “orphan” wells—oil and natural gas wells, either onshore or in state waters, for which no viable private company with legal responsibility exists.