Climate and Earth System Modeling Principal Investigator Meeting

Sponsored by the U.S. Department of Energy, Office of Biological and Environmental Research

September 19-22, 2011

Monday, September 19, 2011

Welcome and Introductory Comments

DOE Climate Modeling Science Team Meeting
Sharlene Weatherwax (PDF, 1.43 MB)

Earth system modeling welcome
Dorothy Koch (PDF, 919 KB)


Climate Science for a sustainable energy future
Dave Bader (PDF, 9.42 MB)

IMPACTS: Investigation of the Magnitudes and Probabilities of Abrupt Climate TransitionS
William D. Collins (PDF, 5.06 MB)

Influence of sea ice on arctic marine sulfur biogeochemistry
Clara Deal (PDF, 1.74 MB)

Coupling global and regional model predictions of the interactions of aged aerosols and mixed-phase clouds in the Arctic
Jerome Fast (PDF, 5.24 MB)

Ultra-high-resolution global climate simulation to explore and quantify predictive skill for climate means, variability and extremes
James J. Hack (PDF, 3.17 MB)

Relationship between cloud fraction and cloud albedo in observations and GCMs
Yangang Liu (PDF, 4.25 MB)

Atmospheres Modeling

Impact of the ocean sulfer cycle on climate using CESM
Philip Cameron-Smith (PDF, 4.28 MB)

Time-scale invariance of the low-cloud albedo feedback in CMIP3
Neil Gordon (PDF, 824 KB)

Continual development and application of modal aerosol module in the Community Earth System Model
Xiaohong Liu (PDF, 1.93 MB)

ARM data products for climate model evaluation
Jim Mather (PDF, 1.81 MB)

A computationally efficient finite volume hydrostatic/non-hydrostatic hybrid model with a vertical Lagrangian coordinate
Joyce E. Penner (PDF, 16.6 MB)

Representing cloud processes in the simulation of climate
Cristiana Stan (PDF, 2.39 MB)

The spectral element dynamical core in the CESM
Mark Taylor (PDF, 1.57 MB)

Microphysics complexity and simulations of deep convection
Kwinten Van Weverberg (PDF, 680 KB)

The cause of unrealistic, intense precipitation events in high-resolution simulations with CAM4
David L. Williamson (PDF, 757 KB)

Contrasting the physical mechanisms of low-cloud climate feedbacks in CAM4 and CAM5
Minghua Zhang (PDF, 16.6 MB)

Ocean Modeling

Modeling land-ice/ocean Interactions in the Community Earth System Model (CESM)
Xylar Asay-Davis (PDF, 4.02 MB)

The impact of increasing CO2 Concentration on ocean pH, ocean mixed layer depth, and the sulfur cycle using the Community Earth System Model
Marcia L. Branstetter (PDF, 648 KB)

The adiabatic pole-to-pole overturning circulation
Paola Cessi (PDF, 11.9 MB)

High-resolution model development to quantify the impact of Icebergs on the atlantic meridional overturning circulation
Alan Condron (PDF, 1.28 MB)

Influence of sea ice on arctic marine sulfur biogeochemistry
Clara Deal (PDF, 1.74 MB)

Marine biogeochemistry for CESM
Scott Elliott (PDF, 37.1 MB)

The leading, interdecadal eigenmode of the Atlantic overturning meridional circulation (AMOC) in a hierarchy of ocean and climate models
Alexey Fedorov (PDF, 6.59 MB)

Linking Ocean Circulation to Abrupt Climate Change
Charles Jackson (PDF, 2.98 MB)

A variable-resolution global ocean model
Mark Petersen (PDF, 8.07 MB)

Land Modeling

On the influence of shrub height and expansion on boreal climate
Céline Bonfils (PDF, 32 MB)

Episodic tree mortality disturbance and the steady-state mosaic of an old-growth Central Amazon forest landscape
Alan Di Vittorio (PDF, 5.04 MB)

The Carbon-Land Model Intercomparison Project (C-LAMP) and the International Land Model Benchmarking (ILAMB) Project for the IPCC AR5
Forrest M. Hoffman (PDF, 5.40 MB)

Surface and groundwater interactions and their impacts on simulated water and energy budgets under droughts
Maoyi Huang (PDF, 1.69 MB)

Climate change over the southwestern U.S. as predicted by regional climate models
Dennis P. Lettenmaier (PDF, 2.39 MB)

Impact of afforestation with Loblolly Pines in the Southeastern U.S. on regional and global climate
Lisa N. Murphy (PDF, 11.5 MB)

Basin-scale assessment of gas hydrate dissociation in response to climate change
Matthew T. Reagan (PDF, 4.48 MB)

Modeling terrestrial methane biogeochemistry in CLM4Me
Zachary M. Subin (PDF, 1 MB)

Quantification of Arctic terrestrial biosphere methane emissions and their feedbacks to the global climate system
Qianlai Zhuang (PDF, 4.94 MB)

Tuesday, September 20, 2011

Welcome and Briefing

Regional and global climate modeling
Renu Joseph (PDF, 1.68 MB)


Pacific decadal variability in a changing climate
Emanuele Di Lorenzo (PDF, 19.1 MB)

Climate, Ocean and Sea Ice Modeling (COSIM)
Phil Jones (PDF, 2.38 MB)

Development of frameworks for robust regional climate modeling
Ruby Leung (PDF, 6.89 MB)

Regional arctic climate system model: A review and selected results
Wieslaw Maslowski (PDF, 3.67 MB)

Climate Research at PCMDI and the Climate Model Intercomparison Project (CMIP)
Karl E. Taylor (PDF, 7.56 MB)

Reducing uncertainties associated with terrestrial carbon cycle-climate system feedbacks: Improved Earth System Model process representation for arctic, tropical, and temperate systems
Peter Thornton (PDF, 2.43 MB)

DOE/UCAR cooperative agreement research program
Warren Washington (PDF, 1.47 MB)

Arctic Systems

Atmospheric results from the Regional Arctic Climate Model (RACM)
Matthew Higgins (PDF, 3.39 MB)

Role of the Bering Strait on glacial climate stability
Aixue Hu (PDF, 5.30 MB)

Investigating the role of biogeochemical and biophysical processes in the NHL using an efficient scalable earth system
Atul K Jain (PDF, 2.65 MB)

Sea ice salinity and biogeochemistry
Nicole Jeffery (PDF, 2.80 MB)

Permafrost C and N dynamics in CLM4
Charles D. Koven (PDF, 9.31 MB)

Modeling land ice in the Community Earth System Model
William Lipscomb (PDF, 3.07 MB)

Imbalance and accelerated melting of glaciers and ice caps (GIC)
Sebastian H. Mernild (PDF, 2.02 MB)

The influence of large-scale dynamical forcing and meteorological regime on arctic cloud microphysical properties
Lynn M. Russell (PDF, 4.90 MB)

Climate Variability and Change

Initial Value Decadal Predictability of Climate Modes in Six AOGCMs
Grant Branstator (PDF, 3.61 MB)

Global precipitation changes shaped by natural and anthropogenic forcing
Mark Cane (PDF, 3.47 MB)

Rethinking the ocean's role in the Southern oscillation
Amy Clement (PDF, 2.72 MB)

Feedback decomposition of the global surface temperature response to El Niño
Yi Deng (PDF, 3.11 MB)

ENSO multiplicity and regime sensitivity
F-F Jin (PDF, 4.15 MB)

Simulating Earth's hydrological cycle
Jeffrey T. Kiehl (PDF, 1.68 MB)

Climate system response to external forcings and climate change projections in CCSM4
Gerald A. Meehl (PDF, 4.99 MB)

Decadal prediction and stochastic simulation of hydroclimate over monsoonal Asia
Andrew W. Robertson (PDF, 7.04 MB)

Separating signal and noise in atmospheric temperature changes: The importance of timescale
Benjamin D. Santer (PDF, 5.71 MB)

Is anthropogenic subtropical drying and expansion already occurring?
Richard Seager (PDF, 5.52 MB)

An assessment of radiative forcing from CMIP5 models
Brian Soden (PDF, 2.08 MB)

Cloud feedbacks using cloud property histograms
Mark D. Zelinka (PDF, 3.34 MB)

High-Resolution and Scale-Aware Modeling

High-resolution and scale-aware breakout
Ringler (PDF, 75 KB)

Future hydrological predictions: Does dynamical downscaling add any value?
Moetasim Ashfaq (PDF, 2.50 MB)

Physics and dynamics coupling across scales in CESM: Meeting the challenge of high-resolution
Julio Bacmeister (PDF, 1.88 MB)

Towards climate simulations at regional resolution: NCAR cooperative agreement subproject
Julie M. Caron (PDF, 2.25 MB)

Mean state and global characteristics of the T85 spectral Community Atmosphere Model
Kate Evans (PDF, 7.23 MB)

Framework for quantifying parameterization behavior across scales
William I. Gustafson Jr. (PDF, 5.69 MB)

Direct and semi-direct effects of aerosols on the climate system
Salil Mahajan (PDF, 12.2 MB)

Sensitivity of Atmospheric Parametric Formulations to Regional Mesh Refinement in the Community Earth System Model (CESM)
Richard Neale (PDF, 3.37 MB)

Analysis of the MPAS hydrostatic dynamical core in aqua-planet mode
Todd Ringler (PDF, 7.58 MB)

Need for caution in interpreting extreme weather statistics
Prashant D. Sardeshmukh (PDF, 4.84 MB)

The response of the atmospheric Ekman layer and Ekman pumping to sea surface temperature fronts
Niklas Schneider (PDF, 2.41 MB)

Regional projections of climate on decadal time scales: High-resolution global predictions and regionally resolved source response studies
Joseph Tribbia (PDF, 3.02 MB)

Wednesday, September 21, 2011


Integrated modeling of hurricane impacts on power systems in a changing climate
Seth Guikema (PDF, 1.92 MB)

Challenges and progress in integrated assessment and evolution in the Global Change Assessment Model (GCAM)
Anthony C. Janetos (PDF, 4.79 MB)

Development and early results from an Integrated Earth System Model (iESM)
Anthony Janetos (PDF, 2.40 MB)

Potential climatic impacts and reliability of large-scale onshore and offshore wind farms
Ronald Prinn (PDF, 14.1 MB)

Resolution, process representations, and probabilistic methods
John Reilly (PDF, 2.15 MB)

Energy-Water-Land Interactions

Using land to mitigate climate change: Results from dynamically linked economic and terrestrial ecosystems models
Yongxia Cai (PDF, 360 KB)

Land-use climate feedbacks in an Integrated Earth System Model (iESM): GCAM Human Activities Scenario Development
Katherine Calvin (PDF, 692 KB)

Incorporating hydrology into an integrated model of human earth systems
Mohamad Hejaz (PDF, 2.41 MB)

The Global Land-Use Model(GLM) and harmonization of land-use scenarios for the 5th IPCC Assessment Report
Louise Parsons Chini (PDF, 1.85 MB)

Climate implications of alternative scenarios of future land use change: An application of integrated earth system modeling
Andrew D. Jones (PDF, 10.8 MB)

Emissions, land-use, and energy policies on climate (local equilibrium temperature response)
Willow Hallgren (PDF, 7.01 MB)

Representative concentration pathways scenarios of greenhouse gas emissions and land-use for climate research
Allison M. Thomson (PDF, 1.32 MB)

Mitigation and Adaptation Feedbacks

The role of scenarios in driving climate futures
Jae Edmonds (PDF, 936 KB)

Monthly fossil fuel CO2 fluxes: Impact on atmospheric CO2 seasonal cycles and implications for models of the terrestrial biosphere (and more...)
David J. Erickson III (PDF, 938 KB)

Implications of climate volatility for agricultural commodity markets under alternative energy futures
Thomas Hertel (PDF, 1.40 MB)

Preparing, testing, and applying a modeling framework for high-resolution prediction of production and attributes of biofuel systems
R. Cesar Izaurralde (PDF, 8.53 MB)

Potential direct and indirect effects of global cellulosic biofuel production and greenhouse gas fluxes from future land-use change
David W. Kicklighter (PDF, 727 KB)

Climate uncertainty and implications for U.S. state-level risk assessment through 2050
Vincent Tidwell (PDF, 1.28 MB)

Climate feedbacks in buildings: Coupling building energy modeling with spatially explicit scenarios of climate change and population migration in the U.S.A. and China
Yuyu Zhou (PDF, 330 KB)

Model Interoperability and Numerics

Progress towards accelerating CAM-SE on hybrid multi-core systems
Rick Archibald (PDF, 463 KB)

Building a GCAM modeling community: An overview
Leon Clarke (PDF, 770 KB)

Incorporation of the HYbrid Coordinate Ocean Model (HYCOM) into the Community Climate System Model (CCSM): Evaluation and climate applications
Jianhua Lu (PDF, 7.24 MB)

Performance improvement of the Community Atmosphere Model with spectral element dynamical core through hybrid parallelism
Art Mirin (PDF, 84.3 KB)

Thursday, September 22, 2011


DOE Climate Modeling Science Team Meeting
Gary Geernaert (PDF, 1.61 MB)

Observations and modeling of the green ocean Amazon
Scot Martin (PDF, 5.22 MB)

Wind energy as a climate modeling challenge
Will Shaw (PDF, 3.29 MB)

Next-Generation Ecosystem Experiments (NGEE Arctic)
Stan D. Wullschleger (PDF, 13.8 MB)

Data and Visualization

Visual data exploration and analysis of ultra-large climate data
E. Wes Bethel (PDF, 1.25 MB)

The Ultra-scale Visualization Climate Data Analysis Tools (UV-CDAT): A vision for large-scale climate data
Hank Childs (PDF, 4.62 MB)

Bringing parallelism to large-scale climate data analysis and visualization
Robert Jacob (PDF, 8.97 MB)

Improved data sets and metrics for climate model evaluation
Sally McFarlane (PDF, 1.49 MB)

Ultra-scale Visualization Climate Data Tools (UV-CDAT)
Claudio Silva (PDF, 2.88 MB)

Ultra-scale Visualization Climate Data Analysis Tools (UV-CDAT)
Richard Strelitz (PDF, 6.36 MB)

Earth system science portals: Earth System Grid Federation (ESGF)
Dean N. Williams (PDF, 2.56 MB)

Low Probability, High-Impact Events

Extreme temperature regimes during the cool season: Recent observed behavior and low-frequency modulation
Robert X. Black (PDF, 2.26 MB)

Atmospheric circulation patterns and physical processes associated with North American temperature extremes
Anthony J. Broccoli (PDF, 1.32 MB)

Assessing regional scale variability in North American extreme weather events
Nathaniel A. Brunsell (PDF, 14.8 MB)

Mid-twenty-first century climate change in the Central United States: Extreme events
Kerry H. Cook (PDF, 4.47 MB)

West African extreme daily precipitation in observations and stretched-grid simulations by CAM-EULAG
William J. Gutowski (PDF, 4.50 MB)

High-resolution coupled regional climate modeling in the Atlantic sector: Simulating the mean state and hurricane activity
Ramalingam Saravanan (PDF, 15.9 MB)

High-resolution modeling of extreme precipitation in the United States
Deepti Singh (PDF, 5.52 MB)

High-resolution CAM5.1 simulations
Michael Wehner (PDF, 2.47 MB)

Uncertainty Quantification

Global sensitivity analysis of the dynamic integrated model of climate and the economy (DICE 2007)
M. Butler (PDF, 833 KB)

Parameter sensitivities and variance connections in CAM4 and CAM5
Donald D. Lucas (PDF, 860 KB)

Consensus among climate models via synchronized chaos
Greg Duane (PDF, 3.03 MB)

Linking the uncertainty of low-frequency variability in tropical forcing to regional climate change
Chris E. Forest (PDF, 5.38 MB)

Community-based performance metrics for climate models
Peter Gleckler (PDF, 533 KB)

Parameter estimation and uncertainty quantification for climate modeling
Matthew Hecht (PDF, 2.94 MB)

Using stochastic sampling of parametric uncertainties to quantify relationships between CAM3.1 bias and climate sensitivity
Charles Jackson (PDF, 3.86 MB)

Methods for modeling decisions under uncertainty for integrated assessment models
Nidhi Santen (PDF, 1.31 MB)

A quantification of climate feedback from permafrost degradation and thermokarst methane emission under climate policy and uncertainty
C. Adam Schlosser (PDF, 4.20 MB)

Probabilistic forecast for 21st century climate based on an ensemble of simulations using a business-as-usual scenario
Jeffery Scott (PDF, 1.56 MB)

Diagnostics and metrics for evaluating GCM simulations of the Asian-Australian Monsoon
Kenneth R. Sperber (PDF, 1.47 MB)

DOE IAM model diagnostics project overview
John P. Weyant (PDF, 238 KB)