Atlantic Sector Climate Variability over the Last Millennium and the Near-Term Future

Lamont Doherty Earth Observatory of Columbia University
Wednesday October 17th, 2012

Lamont Hall
Supported by National Oceanic and Atmospheric Administration

Agenda

9am    Welcome.   Richard Seager (LDEO)

9:10  Atlantic sector climate variability on decadal to millennial timescales.  Yochanan Kushnir (LDEO)

9:30  Atlantic Multidecadal Variability: internal variability vs. response to external forcing. Rong Zhang (GFDL)

10:00 What can we tell about NAO and Atlantic Ocean variability over the past millennium from proxy records? Brendan Buckley (LDEO)

10:20 Coffee break

10:45 Hydroclimate impacts of Atlantic Multidecadal Variability in CMIP5 models. Mingfang Ting (LDEO)

11:05 Climate mode variability in GISS ModelE last millennium simulations Allegra LeGrande (GISS)

11:35  Mechanisms of Atlantic meridional overturning circulation variability as simulated in climate models. Tom Delworth (GFDL) Movie

12:05 Discussion

12:30 Lunch

1:30  Response of the North Atlantic jet and its variability to increased greenhouse gases in the CMIP5 models.  Elizabeth Barnes (LDEO, NOAA Postdoctoral Fellow)

1:50 Predicting Atlantic decadal variability in the GFDL initialized coupled model experiments. Rym Msadek (GFDL)

2:10  Potential Solar Impacts on Atlantic variability. Gavin Schmidt (GISS)

2:30  Analysis of 20th century Atlantic hurricane potential Intensity and tropical cyclone activity in the CMIP5 models.  Suzana Camargo (LDEO)

2:50 Coffee break

3:10  What controls the location of the ITCZ?  John Marshall (MIT)

3:30 A re-interpretation of the influence of the Atlantic Ocean on the climate of the Sahel. Alessandra Giannini (IRI)

3:50  The 1960s drought and long term trend to a wetter climate in New York City’s Catskills Mountains Watershed.  Richard Seager (LDEO)

4:10 Discussion

5pm Reception