Key Uncertainties in the Global Carbon-Cycle Workshop Agenda

August 6, 2013 - August 10, 2013

Boulder, CO

Meeting Agenda

Hour talks will provide both an overview of the topic and details on the speaker’s research: speakers should aim for ~45 minutes with ~15 minutes of discussion.

40 min talks will be focus on cutting edge research: speakers should aim for ~30 minutes with ~10 minutes of discussion.

We wish to acknowledge the support of our sponsors:

NCAR ASP, U.S. CLIVAR (NASA, NOAA, NSF, DoE), OCB (NSF, NASA), and USGCRP's Carbon Cycle Interagency Working Group (CCIWG) - U.S. Carbon Cycle Science Program/USDA-NIFA

Download Agenda
View Poster listing

Link to video recordings of presentations

Tuesday Wednesday Thursday Friday Saturday

Tuesday

19:00	Reception

19:30	Introduction of organizers and objectives of the workshop

Wednesday
8:00	*Welcome (Quinn Thomas)*
	Key Uncertainties in the Global Carbon Cycle: Perspectives across terrestreial and ocean ecosystems
Carbon Cycle Overview
8:15	The state of the carbon cycle in CMIP5 models: Processes, feedbacks, and future research directions
	Jim Randerson, UC Irvine Talk

09:15	The changing seasonal cycle of atmospheric CO₂
	Ning Zeng, Univ. of Maryland Talk

10:15	Coffee Break

10:45	Physical and biological controls on the ocean carbon storage
	Taka Ito, Georgia Institute of Technology Talk

11:45	Effects of nutrient limitation on land carbon uptake and its implications on climate change prediction and mitigation
	Ying Ping Wang, CSIRO Talk

12:45	Lunch

13:45	Challenges in soil carbon modeling and links to the river carbon cycle
	Phillipe Ciais, IPSL-LSCE Talk

Nutrient cycling controls and impacts on carbon cycling
14:45	Climate regulation of the oceanic N cycle
	Curtis Deutsch, Univ. of Washington Talk

15:45	Coffee Break

16:15	Nutrient availability determines forests' carbon sequestration – a global synthesis
	Sara Vicca, University of Antwerp Talk

16:55	Southern Ocean response to climate change in the CMIP5 models
	Anna Cabre, Univ. of Pennsylvania Talk

17:35	Poster Session I:
	• Remineralization and nutrient cycling controls
	• Carbon cycle I – CMIP5 and continental to global carbon flux estimates
	(back to top)

Thursday
Remineralization pathways and controls
8:00	The fate of particulate organic material in the oceans
	Adrian Burd, Univ. of Georgia Talk

9:00	Terrestrial Ecosystem Carbon Dynamics: Effects of Heterotrophic Respiration
	Serita Frey, Univ. of New Hampshire Talk

10:00	Coffee break

10:30	Dissolved organic matter (DOM) - microbe interactions
	Christian Lønborg, Swansea University Talk

11:10	Towards modeling global soil erosion and its importance for the terrestrial carbon cycle
	Tom Vanwalleghem, Univ. of Cordoba Talk

11:50	Lunch


Role of individuals in ecosystem dynamics
13:00	Competition, co-existence and diversity in vegetation models
	Rosie Fisher, NCAR Talk

14:00	Capturing evolution and ecology in a global ocean model
	Tim Lenton, Univ. of Exeter Talk

15:00	Modeling tropical forest dynamics using an individual-based forest simulator
	Sophie Fauset, Univ. of Leeds Talk

15:40	Coffee Break

16:10	A cellular allocation modeling approach for representing the ecophysiology of marine primary producers
	David Nicholson, WHOI Talk

16:50	Breakout groups to plan out synthesis paper
	(1 group per paper section, students as note takers)

19:00	Group reception/dinner

	(back to top)

Friday
Data to constrain carbon cycle feedbacks: assimilation, metrics, parameter estimation, inverse methods, etc.
8:00	Using data to elucidate feedback mechanisms in the ocean carbon cycle
	Galen McKinley, Univ. of Wisconsin-Madison Talk

9:00	The NASA Carbon Monitoring System
	Kevin Bowman, JPL Talk

9:40	Strategies for applying individual-based models of forest dynamics at regional to continental scales
	Kiona Ogle, Arizona State Univ.

10:40	Coffee Break

Role of physical climate variability
11:00	Tree mortality and forest-atmosphere interactions under a warming climate
	Jeff Chambers, LBNL Talk

12:00	Modeling terrestrial carbon-climate dynamics in the northern high latitudes
	Charles Koven, LBNL Talk

12:40	Lunch

13:40	Carbon in the Southern Ocean: Known knowns and known unknowns
	Nicole Lovenduski, Univ. of Colorado-Boulder Talk

14:40	Representation of the Indian Ocean biophysical interannual variability in the CMIP5-ESM models
	Rondrotiana Barimalala, Georgia Institute of Technology

15:20	Coffee Break
	(back to top)

Ecosystem dynamics new horizons
15:40	Role of zooplankton in marine ecosystems and modeling perspectives
	Tom Anderson, University of Southampton Talk
16:40	The role of biotic disturbance agents in carbon-climate connections
	Jeff Hicke, Univ. of Idaho Talk

17:40	Poster session II:
	• Carbon cycle II — local processes and regional flux estimates
	• New modeling approaches and the use of data to constrain carbon cycle feedbacks

Saturday
8:30	Breakout groups
10:30	Planning next steps
11:30	Concluding remarks
12:00	End

Download all poster abstracts or individually by clicking on title

Poster Session I Wednesday, August 7, 17:35 * denotes ASP Colloquium Student
Remineralization and nutrient cycling controls
Marcia DeLonge, UC Berkeley	Impacts of compost and manure applications on soil C in managed grasslands
Michelle Johnson, University of Leeds	Improving predictions of Amazon forest dynamics with a new phosphorus cycle model
Marguerite Mauritz*, San Diego State University	Invasion of a semi-arid shrubland by annual grasses increases autotrophic and heterotrophic soil respiration rates due to altered soil moisture and temperature patterns.
Levin Nickelsen*, Helmholtz Centre for Ocean Research Kiel	Iron-light colimitation increases sensitivity of oceanic CO₂ drawdown to dust deposition
Darren Pilcher*, University of Wisconsin	Modeled Seasonality of the Biogeochemistry of Pre-Dreissena Mussel Lake Michigan
Katherine Powell*, University of Colorado	Links between soil water availability and soil respiration in semi-arid ecosystems along the Colorado Front Range
Alexis Santos*, University of Wisconsin	Distinguishing Nutrient and Light Drivers of Productivity Trends In the North Atlantic Intergyre Region
Christina Schädel, University of Florida	Circumpolar assessment of permafrost C quality and its vulnerability over time using long-term incubation studies
Elliot Sherman*, UC Irvine	Assessment of iron cycling in the CESM-BEC model using high resolution CLIVAR data
Jennifer Soong*, Colorado State	How do microarthropods impact soil carbon sequestration during litter decomposition in a tallgrass prairie?
Claire Treat*, University of New Hampshire	Controls on soil carbon losses in Alaskan permafrost peatlands
Julie Wolf, University of Maryland	Refining expectations of soil organic carbon storage under future climate change with observational studies

Carbon Cycle I – CMIP5 and continental to global carbon flux estimates
Ana Bastos*, Universidade de Lisboa	The global NPP dependence on ENSO: La-Niña and the extraordinary year of 2011
Heather Graven, Scripps Institution of Oceanography	Large-scale increase in seasonal CO2 exchange by northern terrestrial ecosystems since 1960
ChuanLi Jiang, Earth and Space Research	Drake Passage oceanic pCO₂: Evaluating CMIP5 Coupled Carbon/Climate Models using in-situ observations
Mati Kahru, Scripps Institution of Oceanography	Improved estimates of primary production in the Arctic Ocean
Emma Littleton*, University of East Anglia	The Carbon Balance of the Terrestrial Biosphere under Climate Change
Joseph Majkut, Princeton University	Historical Changes to Ocean Fluxes of CO₂
Juan Muglia*, Oregon State University	Ocean Circulation During the Last Glacial Maximum Simulated by PMIP3 Climate Models
Caroline Normile*, Penn State University	Steps Towards a Multi-year Continental Inversion: Comparing Simulated CO₂ Mixing Ratios in ABL to the North American Tower Network
Andreas Schmittner, Oregon State University	Millennial variability of ocean circulation and biogeochemical cycles during the last ice age
Lori Sentman, NOAA/GFDL	Reducing Uncertainty in the Global Carbon Cycle from Land Use Application of Earth System Model Initialization
Britton Stephens, NCAR	Strong Observational Constraints on Seasonal Northern Extratropical CO₂ Exchange
Shoichi Taguchi, National Institute of Advanced Industrial Science and Technology, Japan	Surface CO₂ flux in weekly temporal resolution over the globe inferred from the CONTRAIL dataset
David Turner, Oregon State University	Bottom-up Scaling of Net Ecosystem Exchange over North America and Evaluation with an Atmospheric Inversion Setup
John Worden, JPL and Caltech	CH₄ Emissions from Tropical Fires

(back to top)

Poster Session II Friday, August 9, 17:40 * denotes ASP Colloquium Student
Carbon Cycle II — local processes and regional flux estimates
Sarah Brody*, Duke University	Changes in dominant mixing length scales drive phytoplankton bloom initiation in the subpolar North Atlantic
Kimberly Carlson, University of Minnesota	Committed carbon emissions from oil palm plantation expansion onto Kalimantan peatlands
Christopher Conrad*, University of Colorado	The Relationship Between Wind Stress and Surface Carbonate Chemistry in the Southern Ocean
Elizabeth Drenkard*, Woods Hole Oceanographic Institute	Observed strengthening of the Pacific Equatorial Undercurrent in the SODA record: coupled mechanisms, ocean dynamics, and implications
Maheteme Gebremedhin, SEA/NEON	Carbon Balance of No-Till Soybean with Winter Wheat Cover Crop in the Southeastern United States
Leah Johnson*, University of Washington	The Role of Lateral Processes on Mixed Layer Spring Stratification
Angela Kuhn*, Dalhousie University	Re-thinking spring blooms using optimized NPZD models
Brett Raczka*, Penn State University	Identifying Sources of Uncertainty to Improve the Simulation of Long Term Carbon Sequestration in Northern Wisconsin
Kay Steinkamp, NIWA	Regional footprints and transport regimes for CO₂ measurement sites in New Zealand from backward Lagrangian dispersion modeling
Brandon Stephens*, UC San Diego	Production and Accumulation of Organic Carbon in the Southern California Current Region
Yogesh Tiwari, Indian Institute of Tropical Meterology	Carbon Climate Interactions in India
Carl Trettin, US Forest Service	Changes in Carbon Pools 50 Years after Reversion of a Landscape Dominated by Agriculture to Managed Forests in the Southeastern Atlantic Coastal Plain
Fan Zhang*, Georgia Institute of Technology	Changing seasonality of convective events in the Labrador Sea

New modeling approaches and the use of data to constrain carbon cycle feedbacks
Bassil El Masri, University of Illinois at Champaign-Urbana	Implementation of Dynamic Leaf Area Index in a Land Surface Model to Improve Water, Energy and Carbon Fluxes
Yuanyuan Fang, Carnegie Institution for Science	Can biospheric models reproduce spatiotemporal variability of CO₂ fluxes as observed through atmospheric measurements?
Corinne Hartin, Joint Global Change Research Institute	The Inorganic Carbon Cycle in a Simple Box Model
Tihomir Kostadinov, University of Richmond	Carbon-based phytoplankton functional types via remote retrievals of the particle size distribution
Jaclyn Matthes, Boston University	Improving long-term forecasts of ecosystem-climate dynamics through community-based model-data fusion
Maosheng Zhao, University of Maryland	Linking High Resolution Lidar Data and Ecosystem Model for a Robust Carbon Monitoring System
Caroline Alden*, University of Colorado	Can we use δ¹³C of CO₂ to understand the links between the water and carbon cycles and climate?