- Ms. Mary T. ReaganSenior Staff AssociateLamont-Doherty Earth ObservatoryMarine Geology and GeophysicsProgram AdvisorLamont-Doherty Earth ObservatoryBorehole61 Route 9W - PO Box 1000PalisadesNY10964-8000USPhone:(845) 365-8672mreagan@ldeo.columbia.edu

