The Geological Society of Washington

WEDNESDAY, APRIL 3, 2019
MEETING 1541

AARON M. BARTH, Emory & Henry College
Deglacial thinning of the Laurentide Ice Sheet in the Adirondack
Mountains, New York, USA revealed by 36Cl exposure dating

SHERYL A. SINGERLING, U.S. Geological Survey
The Life and Times of Sulfides in CM Chondrites, from Nebular
Crystallization to Asteroidal Alteration

ADAM PRITCHARD, Smithsonian Institution’s National Museum
of Natural History
The origin and rise of the modern reptile groups and the Permo-
Triassic Transition

Meeting flyer to post at your institution – Share the love!

TALKS WILL BE 20 MINUTES w/ QUESTIONS TO FOLLOW
___________________________________
Refreshments at 7:30 p.m. Formal program at 8:00 p.m.
John Wesley Powell Auditorium
2170 Florida Avenue NW, Washington, DC
www.gswweb.org

WEDNESDAY, MARCH 13, 2019
MEETING 1540

IOAN LASCU, Smithsonian Institution
Magnetic Trek Into Vortex: The Nature of Magnetic Carriers in Rocks Revealed

G. LYNN WINGARD, U.S. Geological Survey
The Application of Holocene Records to Resource Management: An Example from the Everglades

LAWRENCE D. MEINERT, Meinert Consulting, LLC
Space Resources – the Hype versus Reality

TALKS WILL BE 20 MINUTES w/ QUESTIONS TO FOLLOW

Meeting flyer to print & post at your institution – help spread the word!

__________________________________
Free & open to the public
Refreshments at 7:30 p.m. Formal program at 8:00 p.m.
John Wesley Powell Auditorium
2170 Florida Avenue NW, Washington, DC
www.gswweb.org

WEDNESDAY, FEBRUARY 6, 2019
MEETING 1539

Peter Brannen, journalist and author
Earth’s Great Mass Extinctions, Past and Future

Helen Janiszewski, Carnegie Institution
The Birth and Death of a Plate:
What Offshore Instrumentation Teaches Us About Subduction Zones

Angela G Marusiak, University of Maryland
Exploring Icy Moons:
How Greenland can help us Understand Ice Covered Worlds

TALKS WILL BE 20 MINUTES w/ QUESTIONS TO FOLLOW

Meeting flyer to print & post at your institution – help spread the word!

__________________________________
Free & open to the public
Refreshments at 7:30 p.m. Formal program at 8:00 p.m.
John Wesley Powell Auditorium
2170 Florida Avenue NW, Washington, DC
www.gswweb.org

WEDNESDAY, JANUARY 23, 2019
MEETING 1538

Erica Suosaari, Smithsonian Institution
Hamelin Pool, Shark Bay, Western Australia: A Microbial Carbonate Factory

June Wicks, Johns Hopkins University 
Planetary Exploration in the Age of Big Lasers

Janine Krippner, Concord University
Exceptionally Large Lava Dome Collapse Events and Block-and-Ash Flows: Hot and Fast Avalanches of Destruction

TALKS WILL BE 20 MINUTES w/ QUESTIONS TO FOLLOW

Meeting flyer to print and post – Help spread the word!

__________________________________
Refreshments at 7:30 p.m. Formal program at 8:00 p.m.
John Wesley Powell Auditorium
2170 Florida Avenue NW, Washington, DC
www.gswweb.org

Our next meeting will be Wednesday, January 9, 2019.

Speakers will be:

Dalia Kirschbaum, NASA – Finding the slippery slope: Opportunities to investigate landslides from space (cancelled due to the Government Shutdown)
Replaced with two 10-minute talks:

Insight at Mars: The Interior Exploration using Seismic Investigations, Geodesy and Heat Transport  by Nick Schmerr (University of Maryland)

Geological characteristics of Von Kármán crater, northwestern South Pole-Aitken basin: Chang’E-4 landing site region by Jim Head (Brown University)

Abraham Padilla, USGS – How to assemble a silicic magma system in the Icelandic crust

Joyce Sim, Carnegie Institution – Melt focusing beneath mid-ocean ridges

__________________________________

Meeting flyer to print and post at your institution

__________________________________
Refreshments at 7:30 p.m. Formal program at 8:00 p.m.
John Wesley Powell Auditorium
2170 Florida Avenue NW, Washington, DC
www.gswweb.org