NGEE-Tropics @ AGU 2022

Talks, Posters, Sessions by NGEE-Tropics team members



For the seventh year in a row, NGEE-Tropics is hosting the AGU session on "Tropical Forests Under a Changing Environment." Organized by Yanlei Feng (Carnegie Institute for Science), Lin Meng (Vanderbilt University), and Robinson Negrón-Juárez (Lawrence Berkeley National Laboratory). Tropical forests constitute the most biologically diverse terrestrial ecosystems that affect the Earth’s system dynamics by exerting a critical role in the global cycling of water, energy, carbon, trace gases and organic compounds. This session will focus on research in tropical forests using ground-based results (observational measurements and manipulation experiments), remote sensing and modeling.

Invited speakers are Nadja Rüger (German Centre for Integrative Biodiversity Research) and Kolby Jardine (Lawrence Berkeley National Laboratory).

Important note: All times are listed in Central Standard Time (CST), local time for this year's AGU Fall Meeting held in Chicago.

We have been allocated one oral session, one poster session, and one online poster discussion that will take place at the times below.

Check out Talks, Posters and Sessions by our NGEE-Tropics team members!

Thursday, December 8, 2022

Date: Thurs, Dec 8 Time: 12:45 PM - 1:45 PM

Location: Online Town Hall

Session: Town Halls

Abstract Title: TH012 - Leadership Courage to Transform Workplace Climate

Schneider, Blair; Williams, Billy M; Ali, Hendratta, Kelly, Anne E.; Barker Plotkin, Audrey; Rogers, Alistair

Primary Contact: Blair Schneider

Monday, December 12, 2022

Date: Mon, Dec 12 Time: 3:55 PM - 4:05 PM

Location: McCormick Place - S404ab (South, Level 4)

Session: Advances in Upscaling Networked Observations to Regions and the Globe Using Machine Learning and Modeling III Oral

Abstract Title: B15C-08 Traversing and Synthesizing Fragmented Ecological Observations across Global Networks and Databases

Kumar, J.; Hoffman, F.M.; Hargrove, W.W.

Presenter: Jitendra Kumar

Tuesday, December 13, 2022

Date: Tue, Dec 13 Time: 9:00 AM - 12:30 PM

Location: McCormick Place Poster Hall, Hall - A

Session: Forest Structural Diversity: Metrics, Methods, and Links to Ecosystem Functions I Poster

Poster: B22G-1528 – Forest Structure and Progressive Nitrogen Limitation in Duke and Oak Ridge FACE Experiments Simulated with ELM-FATES-CNP

Walker, Anthony P; Knox, Ryan; Koven, Charles; Agee, Elizabeth; Fisher, Rosie; Oren, Ram; Norby, Richard J.; Ricciuto, Daniel M; Wei, Xinyuan; Yang, Xiaojuan

Presenter: Anthony Walker


Date: Tue, Dec 13 Time: 9:00 AM - 12:30 PM

Location: McCormick Place - Poster Hall, Hall - A (South, Level 3)

Session: Forest Structural Diversity: Metrics, Methods, and Links to Ecosystem Functions I Poster

Poster: B22G-1529 Leveraging Sentinel-2 Multi-Spectral Images and GEDI Observations to Estimate Above Ground Biomass in Costa Rica

Limber, R.; Kumar, J.; Hoffman, F.M.

Presenter: Russ Limber

Wednesday, December 14, 2022

Date: Wed, Dec 14 Time: 8:00 AM - 9:00 AM

Location: Online Only

Convened Session: B31B - Understanding Phenological Responses and Feedbacks in Terrestrial Vegetation: Patterns, Mechanisms, and Consequences I Online Poster Discussion

Kumar, J.; Chen, M.; Zhu, K.; Hoffman, F.M.

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Date: Wed, Dec 14 Time: 9:00 AM - 12:30 PM

Location: McCormick Place - Poster Hall, Hall A (South, Level 3)

Convened Session: B32D - Understanding Phenological Responses and Feedbacks in Terrestrial Vegetation: Patterns, Mechanisms, and Consequences II Poster

Kumar, J.; Chen, M.; Zhu, K.; Hoffman, F.M.

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Date: Wed, Dec 14 Time: 9:55 AM - 10:05 AM

Location: McCormick Place - S504abc (South, Level 5)

Session: Advances in Modeling the Effects on Land Surface Characteristics Due to Land Use/Land Cover Changes I Oral

Abstract Title: GC32A-06 - Investigating the biogeophysical and biogeochemical impact logging as forced by global forest harvest carbon and harvest area in a vegetation demographic model

Shu, Shijie; Holm, Jennifer; Di Vittorio, Alan V; Koven, Charles; Knox, Ryan; Lemieux, Gregory

Presenter: Shijie Shu


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Date: Wed, Dec 14 Time: 3:55 PM - 4:05 PM

Location: McCormick Place S501a

Session: Carbon Cycling in Global Peatlands III Oral

Abstract Title: B35B-08 – Carbon Losses from Southeast Asian Peatlands

Moorcroft, Paul R; Larson, Erik; Dadap, Nathan; Longo, Marcos; Konings, Alexandra G; Xu, Xiangtao; Ordway, Elsa; Saatchi, Sassan S

Presenter: Paul Moorcroft


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Date: Wed, Dec 14 Time: 4:45 PM - 6:15 PM

Location: McCormick Place - S405a (South, Level 4)

Convened Session: B36C - Understanding Phenological Responses and Feedbacks in Terrestrial Vegetation: Patterns, Mechanisms, and Consequences III Oral

Kumar, J.; Chen, M.; Zhu, K.; Hoffman, F.M.

Friday, December 16, 2022

Date: Fri, Dec 16 Time: 8:00 AM - 9:00 AM

Location: Online Only

Convened Session: B51D – Remote Sensing of Tropical Forest and Savanna Responses to Land Use and Climate Change I Online Poster Discussion

Longo, Marcos; Keller, Michael; Ordway, Elsa; Csillik, Ovidiu; Piedras, Rio


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Date: Fri, Dec 16 Time: 9:00 AM - 10:30 AM

Location: McCormick Place S501a

Convened Session: B52C – Tropical Forests Under a Changing Environment I Oral

Meng, Lin; Feng, Yanlei; Juarez, Robinson I Negron

Date: Fri, Dec 16 Time: 9:00 AM - 9:12 AM

Location: McCormick Place S501a

Session: Tropical Forests Under a Changing Environment I Oral

Abstract Title: B52C-01 – Emerging Frontiers in Environmental Leaf Gas Exchange Studies Integrating CO2, H2O, O2, and Isoprene Fluxes with Chlorophyll Fluorescence and Stable Carbon and Oxygen Isotope Techniques (Invited)

Jardine, Kolby; Som, Suman; Lei, Joseph; Gu, Lianhong; Warren, Jeff; Walker, Anthony P; Yuan, Lingling; Bhattacharya, Joyeeta; Chambers, Jeffrey Q

Presenter: Kolby Jardine


Date: Fri, Dec 16 Time: 9:22 AM - 9:32 AM

Location: McCormick Place S501a

Abstract Title: B52C-03 - Stayin’ Alive: Linking Plant Available Water and Sourcing Depths to Ecohydrological Water Fluxes in Neotropical Forests

Wright, C.; Oliveira, R.; Ferreira, S.; Solander, K.; Newman, B.D.; Warren, J.

Presenter: Cynthia Wright


Date: Fri, Dec 16 Time: 9:54 AM - 10:04 AM

Location: McCormick Place S501a

Session: Tropical Forests Under a Changing Environment I Oral

Abstract Title: B52C-06 – Environmental and ecological drivers of drought deciduousness across the Neotropics

Longo, Marcos; Fisher, Rosie; Lemieux, Gregory; Knox, Ryan; Koven, Charlie; Xu, Chonggang; Chambers, Jeffrey Q; Alves, Luciana F; Antonino, Antonio; Bezerra, Bergson Guedes; Bomfim, Barbara; Bonal, Damien; Brando, Paulo M; Burban, Benoit; Derroire, Geraldine; Diosa, Maria del Rosario Uribe; Maracahipes, Leandro; Mazzochini, Guilherme G; Oliveira, Rafael S; Mutti, Pedro Rodrigues; Restrepo-Coupe, Natalia; Saleska, Scott R; Silva, Cibele de Cassia; Dr., Cláudio Moises Santos e Silva; Souza, Eduardo de; Silva, Jose Raliuson; Kueppers, Lara M

Presenter: Marcos Longo


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Date: Fri, Dec 16 Time: 9:00 AM - 12:30 PM

Location: McCormick Place Poster Hall, Hall - A

Convened Session: B52G – Remote Sensing of Tropical Forest and Savanna Responses to Land Use and Climate Change II Poster

Longo, Marcos; Keller, Michael; Piedras, Rio; Ordway, Elsa; Csillik, Ovidiu


Date: Fri, Dec 16 Time: 9:00 AM - 12:30 PM

Location: McCormick Place Poster Hall, Hall - A

Session: Remote Sensing of Tropical Forest and Savanna Responses to Land Use and Climate Change II Poster

Poster: B52G-0902 – Amazon forest structural diversity estimated using field inventory plots, airborne lidar and GEDI spaceborne lidar

Csillik, Ovidiu; Keller, Michael; Longo, Marcos; Bonal, Damien; Burban, Benoit; Chave, Jérome; Coomes, David A.; Derroire, Geraldine; Feldpausch, Ted; Görgens, Eric Bastos; Jackson, Tobias; Ometto, Jean Pierre; Valdivia, María Isabel Villalba; Vincent, Grégoire

Presenter: Ovidiu Csillik


Date: Fri, Dec 16 Time: 9:00 AM - 12:30 PM

Location: McCormick Place Poster Hall, Hall - A

Session: Remote Sensing of Tropical Forest and Savanna Responses to Land Use and Climate Change II Poster

Poster: B52G-0904 – Classifying Forest Degradation Using Within-Pixel Lidar Return Distributions

Peck, Christopher; Duffy, Paul; Pinagé, Ekena Rangel; Csillik, Ovidiu; Longo, Marcos; Keller, Michael; Piedras, Rio

Presenter: Christopher Peck


Date: Fri, Dec 16 Time: 9:00 AM - 12:30 PM

Location: McCormick Place Poster Hall, Hall - A

Session: Remote Sensing of Tropical Forest and Savanna Responses to Land Use and Climate Change II Poster

Poster: B52G-0906 – Forest edge effects on the Amazon rainforest under climate change

Meng, Lin; Chambers, Jeffrey Q; Koven, Charles; Pastorello, Gilberto; Brando, Paulo M; Longo, Marcos; Aragao, Luiz; Shuman, Jacquelyn K; Juarez, Robinson I Negron; Gimenez, Bruno; Pontes-Lopes, Aline; Bomfim, Barbara; Araujo, Alessandro C De

Presenter: Lin Meng

Date: Fri, Dec 16 Time: 9:00 AM - 12:30 PM

Location: McCormick Place Poster Hall, Hall - A

Session: Remote Sensing of Tropical Forest and Savanna Responses to Land Use and Climate Change II Poster

Poster: B52G-0907 – Spatiotemporal patterns of biomass mortality in Amazon rainforest in the last two decades

Wu, Donghai; Xu, Xiangtao; Saatchi, Dr. Sassan; Longo, Marcos; Konings, Alexandra G; Stanford,

Presenter: Donghai Wu

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Date: Fri, Dec 16 Time: 11:50 AM - 12:00 PM

Location: McCormick Place S501a

Session: Climate and Human-Driven Impacts on Amazonian Forests II Oral

Abstract Title: B53C-04 – Early Warning Signals of the Amazon Forest Declining Resilience (Invited)

Saatchi, Sassan S; Yang, Yan; Longo, Marcos; Tao, Shengli; Chave, Jérome; Bloom, Anthony A; Liu, Junjie; Bowman, Kevin W

Presenter: Sassan Saatchi

Date: Fri, Dec 16 Time: 12:10 PM - 12:20 PM

Location: McCormick Place S501a

Session: Climate and Human-Driven Impacts on Amazonian Forests II Oral

Abstract Title: B53C-06 – Forest degradation rates and carbon changes in the Brazilian Arc of Deforestation using repeated airborne lidar

Keller, Michael Maier; Csillik, Ovidiu; Ferraz, Antonio; Pasadena, ; Pinagé, Ekena Rangel; Longo, Marcos; Duffy, Paul; Neptune, ; Company, ; Saatchi, Sassan S; Ometto, Jean Pierre

Presenter: Ovidiu Csillik

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Date: Fri, Dec 16 Time: 1:45 PM - 2:45 PM

Location: Online Only

Convened Session: B54F – Tropical Forests Under a Changing Environment II Online Poster Discussion

Meng, Lin; Feng, Yanlei; Juarez, Robinson I Negron


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Date: Fri, Dec 16 Time: 2:45 PM - 4:15 PM

Location: McCormick Place S501a

Convened Session: B55B – Remote Sensing of Tropical Forest and Savanna Responses to Land Use and Climate Change III Oral

Longo, Marcos; Keller, Michael; Ordway, Elsa; Csillik, Ovidiu; Piedras, Rio

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Date: Fri, Dec 16 Time: 2:45 PM - 6:15 PM

Location: McCormick Place Poster Hall, Hall - A

Convened Session: B55H – Tropical Forests Under a Changing Environment III Poster

Juarez, Robinson I Negron; Meng, Lin; Feng, Yanlei

Date: Fri, Dec 16 Time: 2:45 PM - 6:15 PM

Location: McCormick Place Poster Hall, Hall - A

Session: Tropical Forests Under a Changing Environment III Poster

Poster: B55H-1056 – Analyzing the influence of climate and environmental factors on growth rates of secondary tropical forests using NASA GEDI spaceborne LiDAR

Mohan, Midhun; Pastorello, Gilberto; Feng, Yanlei; Longo, Marcos; Meng, Lin; Keller, Michael; Ferraz, Antonio; Csillik, Ovidiu; Chambers, Jeffrey Q

Presenter: Midhun Mohan


Date: Fri, Dec 16 Time: 2:45 PM - 6:15 PM

Location: McCormick Place Poster Hall, Hall - A

Session: Tropical Forests Under a Changing Environment III Poster

Poster: B55H-1058 – A machine learning approach targeting parameter estimate for modeling plant coexistence using ELM-FATES

Li, Lingcheng; Fang, Yilin; Zheng, Zhonghua; Shi, Mingjie; Longo, Marcos; Koven, Charles; Holm, Jennifer; Leung, L. Ruby

Presenter: Lingcheng Li


Date: Fri, Dec 16 Time: 2:45 PM - 6:15 PM

Location: McCormick Place Poster Hall, Hall - A

Session: Tropical Forests Under a Changing Environment III Poster

Poster: B55H-1059 – Forest disturbance and recovery in Puerto Rico with field measurements and ELM-FATES

Shi, Mingjie; Keller, Michael; Bomfim, Barbara; Needham, Jessica Fay; Koven, Charles; Kueppers, Lara M; Leung, L. Ruby

Presenter: Mingjie Shi


Date: Fri, Dec 16 Time: 2:45 PM - 6:15 PM

Location: McCormick Place Poster Hall, Hall - A

Session: Tropical Forests Under a Changing Environment III Poster

Poster: B55H-1060 - The impact of soil hydrological parameters on vegetation dynamics

Solander, Kurt; Newman, Brent; Cropper, Stephen; Chitra-Tarak, Rutuja; Collins, Adam; Xu, Chonggang

Presenter: Kurt Solander


Date: Fri, Dec 16 Time: 2:45 PM - 6:15 PM CST

Location: McCormick Place - Poster Hall, Hall - A

Session: Tropical Forests Under a Changing Environment III Poster

Abstract Title: B55H-1063 - Certain Plant Traits Mitigate the Risk of Hydraulic Failure Under Future Climate Change in the Tropical Forests of Panama

Robbins, Zachary; Christoffersen, Bradley; Chitra-Tarak, Rutuja; Jonko, Alexandra; Koven, Charlie; McDowell, Nathan; Xu, Chonggang

Presenter: Zachary Robbins


Date: Fri, Dec 16 Time: 2:45 PM - 6:15 PM

Location: McCormick Place Poster Hall, Hall - A

Session: Tropical Forests Under a Changing Environment III Poster

Poster: B55H-1064 – Documenting spatial and temporal variation of windthrow forest disturbance across the Amazon basin

Muñoz, José David Urquiza; Trumbore, Susan; Juarez, Robinson I Negron; Brenning, Alexander; Marra, Daniel Magnabosco

Presenter: José David Urquiza Muñoz

Date: Fri, Dec 16 Time: 2:45 PM - 6:15 PM

Location: McCormick Place Poster Hall, Hall - A

Session: Tropical Forests Under a Changing Environment III Poster

Poster: B55H-1065 – Extreme storm events contribute to forest dynamics in the Amazon

Li, Shuyue; Medvigy, David; Juarez, Robinson I Negron

Presenter: Shuyue Li


Date: Fri, Dec 16 Time: 2:45 PM - 6:15 PM

Location: McCormick Place Poster Hall, Hall - A

Session: Tropical Forests Under a Changing Environment III Poster

Poster: B55H-1066 – Extreme Storms and Tree Mortality: Case Studies in Amazon Forests

Feng, Yanlei; Juarez, Robinson I Negron; Chiang, John; Chambers, Jeffrey Q

Presenter: Yanlei Feng


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Date: Fri, Dec 16 Time: 2:45 PM - 6:15 PM

Location: McCormick Place Poster Hall, Hall - A

Session: Advances in Land Carbon Cycle Modeling IV Poster

Poster: B55D-1014 – Global Calibration of Demographic Rates and Forest Structure in E3SM-FATES

Needham, Jessica Fay; Fisher, Rosie; Knox, Ryan; Koven, Charles; Lemieux, Gregory; Holm, Jennifer

Presenter: Jessica Needham


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Date: Fri, Dec 16 Time: 3:35 PM - 3:45 PM

Location: McCormick Place S501a

Session: Remote Sensing of Tropical Forest and Savanna Responses to Land Use and Climate Change III Oral

Abstract Title: B55B-06 – Detection of forest degradation by selective logging and fires in the Brazilian Amazon Arc of Deforestation based on Sentinel-2 data

Pinagé, Ekena Rangel; Keller, Michael; Pasadena, ; Peck, Christopher; Longo, Marcos; Duffy, Paul; Csillik, Ovidiu

Presenter: Ekena Rangel Pinagé

Date: Fri, Dec 16 Time: 3:45 PM - 3:55 PM

Location: McCormick Place S501a

Session: Remote Sensing of Tropical Forest and Savanna Responses to Land Use and Climate Change III Oral

Abstract Title: B55B-07 – GEDI-constrained Estimates of Terrestrial Carbon Dynamics in Southeast Asian Tropical Forests

Liu, Shaoqing; Chang, Liling; Longo, Marcos; Xu, Xiangtao; Ordway, Elsa; Armston, John David; Lucia, St; Tang, Hao; Moorcroft, Paul R

Presenter: Shaoqing Liu