Greenhouse & Icehouse Worlds: Lecture with Mike Coffin

Greenhouse & Icehouse Worlds: Lecture with Mike Coffin In-Person / Online

Earth’s climate over the ~4.54 billion year history of the planet has fluctuated between two primary states: greenhouse and icehouse Earth. Greenhouse Earth is characterized by no permanent glaciers; icehouse Earth by permanent glaciers. Marine geophysicist Mike Coffin investigates interactions between the oceanic environment and the solid Earth, and will discuss scientific evidence for the two states, focusing mainly on the current icehouse Earth.

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After growing up in Bangor, Mike Coffin was educated at Dartmouth College (AB) and Columbia University (MA, MPhil, PhD). Ever since, he has pursued an international career that reflects the boundless nature of the global ocean. He has worked in Australia (1985-1989; 2011- present), the US (1990-2001, 2016-present), Japan (2001-2007), and  the UK (2008-2010). He has also held visiting positions in the US (1982, 2002, 2016-present), Norway (1992, 1996), Australia (2000), and France (2001). Mike has led or participated in 37 blue-water research expeditions, focused mainly in the Southern, Pacific, and Indian oceans.

Date:
Wednesday, August 27, 2025
Time:
5:30pm - 6:30pm
Time Zone:
Eastern Time - US & Canada (change)
Location:
Mellon Room
Campus:
Northeast Harbor Library, 1 Joy Road, Northeast Harbor
Audience:
  Public  
Categories:
  Public Event  

Registration is enabled. There are 70 in-person seats available. There are 70 online seats available.