17 Jun 2020
2020 CESM Workshop Day 3 - Wednesday, 17 June 2020 - 13:00-16:30 - Climate Variability and Change
The 25th Annual CESM Workshop will be a virtual workshop with a modified schedule on its already scheduled date. Specifically, the virtual Workshop will begin with a full-day schedule on 15 June 2020 with presentations on the state of the CESM. On 16-17 June 2020, working groups and cross working groups have half-day sessions, some with presentations and some that are discussion only.
More information about the CESM Climate Variability and Change Working Group:
http://www.cesm.ucar.edu/working_groups/CVC/
More information about the workshop:
http://www.cesm.ucar.edu/events/workshops/2020/
Talks included:
EL Nino Southern Oscillation (ENSO) in the NCAR Community Earth System Model version 2
Evaluation of Leading Modes of Climate Variability in the CMIP Archives
The Impact of the Observed Arctic Sea-ice Variability on the Cold Season Atmospheric Circulation in Large-ensemble AGCM Experiments
Impacts of Arctic climate change on synoptic cyclones
Role of AMOC in transient climate response to greenhouse gas forcing in two coupled models
Indian Ocean warming as a driver of the North Atlantic warming hole: atmospheric versus oceanic mechanisms
Competing anthropogenic effects cause distinct regional impacts on extreme wildfire risk
Regional drivers of the response of Sahel precipitation to anthropogenic aerosols
The North Atlantic Climate Response to Stratospheric Sulfate Geoengineering
Pushing the Limits of Pattern Scaling to Separate Tropical and Polar Climate Change Signals
Was the Great Salinity Anomaly of the 1970s induced by an extreme Fram Strait Sea-Ice Export?
Amplified Madden-Julian oscillation impacts in California due to eastward-extended teleconnection pattern
Role of tropical variability in driving decadal shifts in the SH summertime eddy-driven jet
The 25th Annual CESM Workshop will be a virtual workshop with a modified schedule on its already scheduled date. Specifically, the virtual Workshop will begin with a full-day schedule on 15 June 2020 with presentations on the state of the CESM. On 16-17 June 2020, working groups and cross working groups have half-day sessions, some with presentations and some that are discussion only.
More information about the CESM Climate Variability and Change Working Group:
http://www.cesm.ucar.edu/working_groups/CVC/
More information about the workshop:
http://www.cesm.ucar.edu/events/workshops/2020/
Talks included:
EL Nino Southern Oscillation (ENSO) in the NCAR Community Earth System Model version 2
Evaluation of Leading Modes of Climate Variability in the CMIP Archives
The Impact of the Observed Arctic Sea-ice Variability on the Cold Season Atmospheric Circulation in Large-ensemble AGCM Experiments
Impacts of Arctic climate change on synoptic cyclones
Role of AMOC in transient climate response to greenhouse gas forcing in two coupled models
Indian Ocean warming as a driver of the North Atlantic warming hole: atmospheric versus oceanic mechanisms
Competing anthropogenic effects cause distinct regional impacts on extreme wildfire risk
Regional drivers of the response of Sahel precipitation to anthropogenic aerosols
The North Atlantic Climate Response to Stratospheric Sulfate Geoengineering
Pushing the Limits of Pattern Scaling to Separate Tropical and Polar Climate Change Signals
Was the Great Salinity Anomaly of the 1970s induced by an extreme Fram Strait Sea-Ice Export?
Amplified Madden-Julian oscillation impacts in California due to eastward-extended teleconnection pattern
Role of tropical variability in driving decadal shifts in the SH summertime eddy-driven jet
- 16 participants
- 3:57 hours
17 Jun 2020
2020 CESM Workshop Day 3 - Wednesday, 17 June 2020 - 8:30-12:00 - Earth System Prediction Working Group
The 25th Annual CESM Workshop will be a virtual workshop with a modified schedule on its already scheduled date. Specifically, the virtual Workshop will begin with a full-day schedule on 15 June 2020 with presentations on the state of the CESM. On 16-17 June 2020, working groups and cross working groups have half-day sessions, some with presentations and some that are discussion only.
More information about the CESM Earth System Prediction Working Group:
http://www.cesm.ucar.edu/working_groups/earth-system-prediction/
More information about the workshop:
http://www.cesm.ucar.edu/events/workshops/2020/
Talks included:
A New CAM6+DART 80-Member Ensemble Reanalysis for 2011-2019: Initial Conditions for CAM, CLM and CICE Forecasts and Forcing for POP, CLM and CICE - Kevin Reader
S2S with CESM1 - Yaga Richter
Advantages of 25Km resolution ocean model in GEOS Seasonal Prediction System - Andrea Molod
Two-year Predictions of ENSO Event Duration during 1954-2015 - Xian Wu
On the prospect of developing seasonal to decadal soil moisture forecasting system - Sanjiv Kumar
Decadal Prediction with CESM: recent progress & outstanding challenges - Steve Yeager
The climpred diagnostic package - Riley Brady
Near-term Simulation Plans - ESPWG Co-chairs
General Discussion
The 25th Annual CESM Workshop will be a virtual workshop with a modified schedule on its already scheduled date. Specifically, the virtual Workshop will begin with a full-day schedule on 15 June 2020 with presentations on the state of the CESM. On 16-17 June 2020, working groups and cross working groups have half-day sessions, some with presentations and some that are discussion only.
More information about the CESM Earth System Prediction Working Group:
http://www.cesm.ucar.edu/working_groups/earth-system-prediction/
More information about the workshop:
http://www.cesm.ucar.edu/events/workshops/2020/
Talks included:
A New CAM6+DART 80-Member Ensemble Reanalysis for 2011-2019: Initial Conditions for CAM, CLM and CICE Forecasts and Forcing for POP, CLM and CICE - Kevin Reader
S2S with CESM1 - Yaga Richter
Advantages of 25Km resolution ocean model in GEOS Seasonal Prediction System - Andrea Molod
Two-year Predictions of ENSO Event Duration during 1954-2015 - Xian Wu
On the prospect of developing seasonal to decadal soil moisture forecasting system - Sanjiv Kumar
Decadal Prediction with CESM: recent progress & outstanding challenges - Steve Yeager
The climpred diagnostic package - Riley Brady
Near-term Simulation Plans - ESPWG Co-chairs
General Discussion
- 13 participants
- 3:27 hours
17 Jun 2020
2020 CESM Workshop Day 3 - Wednesday, 17 June 2020 - 8:30-12:00 - Land Model Working Group
The 25th Annual CESM Workshop will be a virtual workshop with a modified schedule on its already scheduled date. Specifically, the virtual Workshop will begin with a full-day schedule on 15 June 2020 with presentations on the state of the CESM. On 16-17 June 2020, working groups and cross working groups have half-day sessions, some with presentations and some that are discussion only.
More information about the CESM Land Model Working Group:
http://www.cesm.ucar.edu/working_groups/Land/
More information about the workshop:
http://www.cesm.ucar.edu/events/workshops/2020/
Talks include:
Summary of Tuesday discussions
Challenge for next discussion
Prioritize list of needs for meeting our goal of historical CTSM-FATES simulations
Identify specific tasks & interested people to implement this integration
Whole Working Group discussion
The 25th Annual CESM Workshop will be a virtual workshop with a modified schedule on its already scheduled date. Specifically, the virtual Workshop will begin with a full-day schedule on 15 June 2020 with presentations on the state of the CESM. On 16-17 June 2020, working groups and cross working groups have half-day sessions, some with presentations and some that are discussion only.
More information about the CESM Land Model Working Group:
http://www.cesm.ucar.edu/working_groups/Land/
More information about the workshop:
http://www.cesm.ucar.edu/events/workshops/2020/
Talks include:
Summary of Tuesday discussions
Challenge for next discussion
Prioritize list of needs for meeting our goal of historical CTSM-FATES simulations
Identify specific tasks & interested people to implement this integration
Whole Working Group discussion
- 17 participants
- 3:55 hours
17 Jun 2020
2020 CESM Workshop Day 3 - Wednesday, 17 June 2020 - 13:00-16:30 - Software Engineering
The 25th Annual CESM Workshop will be a virtual workshop with a modified schedule on its already scheduled date. Specifically, the virtual Workshop will begin with a full-day schedule on 15 June 2020 with presentations on the state of the CESM. On 16-17 June 2020, working groups and cross working groups have half-day sessions, some with presentations and some that are discussion only.
More information about the CESM Software Engineering Working Group:
http://www.cesm.ucar.edu/working_groups/Software/
More information about the workshop:
http://www.cesm.ucar.edu/events/workshops/2020/
Talks included:
Update on Community Mediator for Earth Predictive Systems (CMEPS)
Coupling MOM6 in CESM: Software challenges and advances
CESM2 workflow capabilities
Fast Access of Irregular Grids and Meshes by Latitude and Longitude
E3SM update
Determining Best Practices for Archiving and Reproducibility for Computational Model Output
Discussion: Managing Model Output for CESM3
Discussion continued: Managing Model Output for CESM3
The 25th Annual CESM Workshop will be a virtual workshop with a modified schedule on its already scheduled date. Specifically, the virtual Workshop will begin with a full-day schedule on 15 June 2020 with presentations on the state of the CESM. On 16-17 June 2020, working groups and cross working groups have half-day sessions, some with presentations and some that are discussion only.
More information about the CESM Software Engineering Working Group:
http://www.cesm.ucar.edu/working_groups/Software/
More information about the workshop:
http://www.cesm.ucar.edu/events/workshops/2020/
Talks included:
Update on Community Mediator for Earth Predictive Systems (CMEPS)
Coupling MOM6 in CESM: Software challenges and advances
CESM2 workflow capabilities
Fast Access of Irregular Grids and Meshes by Latitude and Longitude
E3SM update
Determining Best Practices for Archiving and Reproducibility for Computational Model Output
Discussion: Managing Model Output for CESM3
Discussion continued: Managing Model Output for CESM3
- 15 participants
- 3:47 hours
17 Jun 2020
2020 CESM Workshop Day 3 - Wednesday, 17 June 2020 - 8:30-12:00 - Polar Climate Working Group, Paleoclimate Working Group & Land Ice Working Group
The 25th Annual CESM Workshop will be a virtual workshop with a modified schedule on its already scheduled date. Specifically, the virtual Workshop will begin with a full-day schedule on 15 June 2020 with presentations on the state of the CESM. On 16-17 June 2020, working groups and cross working groups have half-day sessions, some with presentations and some that are discussion only.
More information about the CESM Polar Climate Working Group:
http://www.cesm.ucar.edu/working_groups/Polar/
More information about the CESM Paleoclimate Working Group:
http://www.cesm.ucar.edu/working_groups/Paleo/
More information about the CESM Land Ice Working Group:
http://www.cesm.ucar.edu/working_groups/Land+Ice/
More information about the workshop:
http://www.cesm.ucar.edu/events/workshops/2020/
Talks included:
Increases in Northern Hemisphere vegetation cover as a potential solution to the Holocene Temperature Conundrum
Moist climate across the North Africa and subtropical Eurasia in mid-Pliocene models and proxies
Can we directly estimate ECS using LGM climate reconstructions?
Progress on variable resolution for polar science
Evolution of the Indian monsoon since the last glacial maximum: forcing vs feedbacks
Speleothems of South American and Asian Monsoons Influenced by a Green Sahara
Dynamic Effect of Last Glacial Maximum Ice Sheet Topography on the East Asian Summer Monsoon
Hydroclimate Footprint Accompanying Pan-Asian Monsoon Water Isotope during the Last Deglaciation
MJO-like Variability in the Eastern Pacific during the Pliocene
Glacial AMOC: Strength versus Depth
Collapse of the Deep-Sea Circulation during the PETM with implications for the extinction of benthic foraminifera
Land Ice, Polar Climate, Paleo Climate Working Groups Discussion
Arctic Freshwater Storage and Export in CMIP6 Models
Opposite responses of the dry and moist eddy heat transport into the Arctic in the PAMIP experiments
Arctic Amplification as a Rapid Adjustment to Increased CO2
Polynyas and Antarctic Slope Current in iHESP-CESM simulation
Integrating proxy and model estimates of Antarctic climate variability over the last millennium
Forced Changes in the Arctic Freshwater Budget Emerge in the Early 21st Century
Detecting Arctic sea ice melt onset with a satellite simulator
The influence of sea ice thickness on transient climate change: a case for tuning from CESM2
Large Arctic Warming from Ozone-Depleting Substances in the Latter Half of the 20th Century
Multi-scale Arctic sea ice modeling with a grid hierarchy in CESM
Atmospheric teleconnection processes linking winter air stagnation and haze extremes in China with regional Arctic sea ice decline
The 25th Annual CESM Workshop will be a virtual workshop with a modified schedule on its already scheduled date. Specifically, the virtual Workshop will begin with a full-day schedule on 15 June 2020 with presentations on the state of the CESM. On 16-17 June 2020, working groups and cross working groups have half-day sessions, some with presentations and some that are discussion only.
More information about the CESM Polar Climate Working Group:
http://www.cesm.ucar.edu/working_groups/Polar/
More information about the CESM Paleoclimate Working Group:
http://www.cesm.ucar.edu/working_groups/Paleo/
More information about the CESM Land Ice Working Group:
http://www.cesm.ucar.edu/working_groups/Land+Ice/
More information about the workshop:
http://www.cesm.ucar.edu/events/workshops/2020/
Talks included:
Increases in Northern Hemisphere vegetation cover as a potential solution to the Holocene Temperature Conundrum
Moist climate across the North Africa and subtropical Eurasia in mid-Pliocene models and proxies
Can we directly estimate ECS using LGM climate reconstructions?
Progress on variable resolution for polar science
Evolution of the Indian monsoon since the last glacial maximum: forcing vs feedbacks
Speleothems of South American and Asian Monsoons Influenced by a Green Sahara
Dynamic Effect of Last Glacial Maximum Ice Sheet Topography on the East Asian Summer Monsoon
Hydroclimate Footprint Accompanying Pan-Asian Monsoon Water Isotope during the Last Deglaciation
MJO-like Variability in the Eastern Pacific during the Pliocene
Glacial AMOC: Strength versus Depth
Collapse of the Deep-Sea Circulation during the PETM with implications for the extinction of benthic foraminifera
Land Ice, Polar Climate, Paleo Climate Working Groups Discussion
Arctic Freshwater Storage and Export in CMIP6 Models
Opposite responses of the dry and moist eddy heat transport into the Arctic in the PAMIP experiments
Arctic Amplification as a Rapid Adjustment to Increased CO2
Polynyas and Antarctic Slope Current in iHESP-CESM simulation
Integrating proxy and model estimates of Antarctic climate variability over the last millennium
Forced Changes in the Arctic Freshwater Budget Emerge in the Early 21st Century
Detecting Arctic sea ice melt onset with a satellite simulator
The influence of sea ice thickness on transient climate change: a case for tuning from CESM2
Large Arctic Warming from Ozone-Depleting Substances in the Latter Half of the 20th Century
Multi-scale Arctic sea ice modeling with a grid hierarchy in CESM
Atmospheric teleconnection processes linking winter air stagnation and haze extremes in China with regional Arctic sea ice decline
- 20 participants
- 3:55 hours
16 Jun 2020
2020 CESM Workshop Day 2 - Tuesday, 16 June 2020 - 08:30-12:00 - Atmosphere Model Working Group
The 25th Annual CESM Workshop will be a virtual workshop with a modified schedule on its already scheduled date. Specifically, the virtual Workshop will begin with a full-day schedule on 15 June 2020 with presentations on the state of the CESM. On 16-17 June 2020, working groups and cross working groups have half-day sessions, some with presentations and some that are discussion only.
More information about the CESM Atmosphere Model Working Group:
http://www.cesm.ucar.edu/working_groups/Atmosphere/
More information about the workshop:
http://www.cesm.ucar.edu/events/workshops/2020/
Talks included:
Parameterizing Unified Microphysics Across Scales (PUMAS): an evolution - Andrew Gettelman
Ice Microphysical Properties Below -40C based on Seven NSF Flight Campaigns and NCAR CAM6 Model Simulations - Minghui Diao
CAM6 Boundary Layer Evolution Over An Idealized Diurnal Cycle - Richard Neale
A new unified boundary layer and convection parameterization CPT project: The multi-plume Eddy-Diffusivity/Mass-Flux (EDMF) approach - Joao Teixeira
Merging the CLUBB and EDMF frameworks in CAM6: Approach: SCM Results and Next Steps - Mikael Witte
Turbulent dissipation is not pressure damping: Moving beyond Mellor's single master length scale - Zhun Guo
Reference Climate of CESM Coupled Aqua and Ridge Planets - Xiaoning Wu
Simulation of Convectively Coupled Kelvin Waves Using the Single Column Atmosphere Model Coupled to the Damped Gravity Wave Method - I-Kuan Hu
The Shifting Scales of Western US Landfalling Atmospheric Rivers Under Climate Change - Alan Rhoades
Tropical Cyclones in Variable-Resolution CAM: Impacts of High-Resolution Grid Extent and Climate Change Forcing - Alyssa Stansfield
Impact of horizontal resolution on the meteorology and climate of Greenland - Adam Herrington
Investigations into the vertical resolution for the next "workhorse" version of CESM - Isla Simpson
The 25th Annual CESM Workshop will be a virtual workshop with a modified schedule on its already scheduled date. Specifically, the virtual Workshop will begin with a full-day schedule on 15 June 2020 with presentations on the state of the CESM. On 16-17 June 2020, working groups and cross working groups have half-day sessions, some with presentations and some that are discussion only.
More information about the CESM Atmosphere Model Working Group:
http://www.cesm.ucar.edu/working_groups/Atmosphere/
More information about the workshop:
http://www.cesm.ucar.edu/events/workshops/2020/
Talks included:
Parameterizing Unified Microphysics Across Scales (PUMAS): an evolution - Andrew Gettelman
Ice Microphysical Properties Below -40C based on Seven NSF Flight Campaigns and NCAR CAM6 Model Simulations - Minghui Diao
CAM6 Boundary Layer Evolution Over An Idealized Diurnal Cycle - Richard Neale
A new unified boundary layer and convection parameterization CPT project: The multi-plume Eddy-Diffusivity/Mass-Flux (EDMF) approach - Joao Teixeira
Merging the CLUBB and EDMF frameworks in CAM6: Approach: SCM Results and Next Steps - Mikael Witte
Turbulent dissipation is not pressure damping: Moving beyond Mellor's single master length scale - Zhun Guo
Reference Climate of CESM Coupled Aqua and Ridge Planets - Xiaoning Wu
Simulation of Convectively Coupled Kelvin Waves Using the Single Column Atmosphere Model Coupled to the Damped Gravity Wave Method - I-Kuan Hu
The Shifting Scales of Western US Landfalling Atmospheric Rivers Under Climate Change - Alan Rhoades
Tropical Cyclones in Variable-Resolution CAM: Impacts of High-Resolution Grid Extent and Climate Change Forcing - Alyssa Stansfield
Impact of horizontal resolution on the meteorology and climate of Greenland - Adam Herrington
Investigations into the vertical resolution for the next "workhorse" version of CESM - Isla Simpson
- 18 participants
- 3:56 hours
16 Jun 2020
2020 CESM Workshop Day 2 - Tuesday, 16 June 2020 - 8:30-12:00 - Land Model Working Group, Community
The 25th Annual CESM Workshop will be a virtual workshop with a modified schedule on its already scheduled date. Specifically, the virtual Workshop will begin with a full-day schedule on 15 June 2020 with presentations on the state of the CESM. On 16-17 June 2020, working groups and cross working groups have half-day sessions, some with presentations and some that are discussion only.
More information about the CESM Ocean Model Working Group:
http://www.cesm.ucar.edu/working_groups/Land/
More information about the workshop:
http://www.cesm.ucar.edu/events/workshops/2020/
Talks included:
CTSM6 features & timeline - Will Wieder
CTSM-WRF updates - Dave Lawrence
Fates overview & Land use change in FATES - Charlie Koven
Datasets across CTSM-FATES - Jackie Shuman
Reduced complexity modes as a gateway drug to FATES - Rosie Fisher
Overview and ground rules for discussion - Will Wieder
Breakout rooms; record responses to questions google forms
The 25th Annual CESM Workshop will be a virtual workshop with a modified schedule on its already scheduled date. Specifically, the virtual Workshop will begin with a full-day schedule on 15 June 2020 with presentations on the state of the CESM. On 16-17 June 2020, working groups and cross working groups have half-day sessions, some with presentations and some that are discussion only.
More information about the CESM Ocean Model Working Group:
http://www.cesm.ucar.edu/working_groups/Land/
More information about the workshop:
http://www.cesm.ucar.edu/events/workshops/2020/
Talks included:
CTSM6 features & timeline - Will Wieder
CTSM-WRF updates - Dave Lawrence
Fates overview & Land use change in FATES - Charlie Koven
Datasets across CTSM-FATES - Jackie Shuman
Reduced complexity modes as a gateway drug to FATES - Rosie Fisher
Overview and ground rules for discussion - Will Wieder
Breakout rooms; record responses to questions google forms
- 9 participants
- 3:40 hours
16 Jun 2020
2020 CESM Workshop Day 2 - Tuesday, 16 June 2020 - 13:00-16:30 - Ocean Model Working Group
The 25th Annual CESM Workshop will be a virtual workshop with a modified schedule on its already scheduled date. Specifically, the virtual Workshop will begin with a full-day schedule on 15 June 2020 with presentations on the state of the CESM. On 16-17 June 2020, working groups and cross working groups have half-day sessions, some with presentations and some that are discussion only.
More information about the CESM Ocean Model Working Group:
http://www.cesm.ucar.edu/working_groups/Ocean/
More information about the workshop:
http://www.cesm.ucar.edu/events/workshops/2020/
The 25th Annual CESM Workshop will be a virtual workshop with a modified schedule on its already scheduled date. Specifically, the virtual Workshop will begin with a full-day schedule on 15 June 2020 with presentations on the state of the CESM. On 16-17 June 2020, working groups and cross working groups have half-day sessions, some with presentations and some that are discussion only.
More information about the CESM Ocean Model Working Group:
http://www.cesm.ucar.edu/working_groups/Ocean/
More information about the workshop:
http://www.cesm.ucar.edu/events/workshops/2020/
- 10 participants
- 1:52 hours
16 Jun 2020
2020 CESM Workshop Day 2 - Tuesday, 16 June 2020 - 13:00-16:30 - Whole Atmosphere Working Group & Chemistry Climate Working Group
The 25th Annual CESM Workshop will be a virtual workshop with a modified schedule on its already scheduled date. Specifically, the virtual Workshop will begin with a full-day schedule on 15 June 2020 with presentations on the state of the CESM. On 16-17 June 2020, working groups and cross working groups have half-day sessions, some with presentations and some that are discussion only.
More information about the CESM Whole Atmosphere Working Group:
http://www.cesm.ucar.edu/working_groups/Whole-Atmosphere/
More information about the CESM Chemistry Climate Working Group:
http://www.cesm.ucar.edu/working_groups/Chemistry/
More information about the workshop:
http://www.cesm.ucar.edu/events/workshops/2020/
Talks included:
Development of a unified CESM "workhorse" model
-Vertical resolution in the troposphere and lower stratosphere
-Simulation of the QBO
-Implications for middle atmosphere modeling at NCAR
Development of aerosols and chemistry
-Simpler chemistry; TUV
-MAM5; CARMA
-Land-atmosphere coupling (fire emissions, soil emissions, etc.)
-Variable and high horizontal resolution
-Schemes for nudging to meteorology
-Chemical forecasts
The 25th Annual CESM Workshop will be a virtual workshop with a modified schedule on its already scheduled date. Specifically, the virtual Workshop will begin with a full-day schedule on 15 June 2020 with presentations on the state of the CESM. On 16-17 June 2020, working groups and cross working groups have half-day sessions, some with presentations and some that are discussion only.
More information about the CESM Whole Atmosphere Working Group:
http://www.cesm.ucar.edu/working_groups/Whole-Atmosphere/
More information about the CESM Chemistry Climate Working Group:
http://www.cesm.ucar.edu/working_groups/Chemistry/
More information about the workshop:
http://www.cesm.ucar.edu/events/workshops/2020/
Talks included:
Development of a unified CESM "workhorse" model
-Vertical resolution in the troposphere and lower stratosphere
-Simulation of the QBO
-Implications for middle atmosphere modeling at NCAR
Development of aerosols and chemistry
-Simpler chemistry; TUV
-MAM5; CARMA
-Land-atmosphere coupling (fire emissions, soil emissions, etc.)
-Variable and high horizontal resolution
-Schemes for nudging to meteorology
-Chemical forecasts
- 11 participants
- 3:22 hours
