Emily Graham

Urban Resilience across the Terrestrial-Aquatic Continuum

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Andrew Townsend

Despite the expansion of urban populations, the impacts of urbanization on ecosystem functions remain poorly represented in molecular-to-Earth-System-scale models. In particular, the population-dense…

Improve predictive understanding of soil carbon cycling by characterizing composition, distribution, and persistence of soil organic matter using 3-D nanoscale mass spectrometric imaging and machine learning

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Zihua Zhu

Machine learning (ML) methods will be used to quantitatively determine relationships between soil organic matter (SOM) composition, mass fraction and reactivity and SOM-mineral interactions…

Prediction of response of microbial interaction networks cycling carbon to changing moisture conditions

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Ryan McClure

Harnessing the soil microbiome presents transformational opportunities to optimize the economic and environmental value of our nation’s soil microbiomes, including maintaining soil organic matter…

1000 Soils Research Campaign

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Nancy Hess

Project type

MONet

To more fully understand the cycling of carbon, carbon-based nutrients and key elements from the molecular to basin scale across variations in soil chemistry, the Environmental Molecular Sciences…

Prediction of response in soil microbiome carbon utilization to changing moisture conditions

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Jason McDermott

This project is directed under the “Phenotypic Response of the Soil Microbiome to Environmental Perturbations” SFA project awarded to Pacific Northwest National Laboratory. The goal of the SFA is to…

Disentangling the role of microbial interactions and spatial structure in soil organic matter decomposition

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Ryan McClure

Project type

Exploratory Research

The study of the soil microbiome is critical to understanding the ecological functions carried out by soil microorganisms, particularly with respect to the cycling of carbon (C) and nitrogen (N)…

Prediction of response of microbial interaction networks cycling carbon to changing moisture conditions

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Ryan McClure

Harnessing the soil microbiome presents transformational opportunities to optimize the economic and environmental value of our nation’s soil microbiomes, including maintaining soil organic matter…

Influences of Hydrologic Exchange Flows on River Corridor and Watershed Biogeochemical Function

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James Stegen

We are developing predictive understanding of the processes that govern influences of hydrologic exchange flows on water quality, nutrient dynamics, and ecosystem health in dynamic river corridor…

Assessment of short term changes in hyporheic zone organic carbon character in response to re-inundation

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James Stegen

Project type

Limited Scope

Understanding processes that govern organic carbon (OC) oxidation is paramount in achieving PNNL’s Subsurface Biogeochemical Research Science Focus Area’s goal of (i) transforming fundamental…

Integrating thermodynamic and microbial mechanisms to understand coupled controls of carbon and nitrogen on hyporheic zone metabolism

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James Stegen

Project type

Large-Scale EMSL Research

Terrestrial-aquatic interfaces are widely recognized as active zones of organic matter metabolism, and hyporheic zones in particular are critical in determining the fate of organic matter globally…

Influences of Hydrologic Exchange Flows on River Corridor and Watershed Biogeochemical Function

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James Stegen

We are developing predictive understanding of the processes that govern influences of hydrologic exchange flows on water quality, nutrient dynamics, and ecosystem health in dynamic river corridor…

Prediction of response in soil microbiome carbon utilization to changing moisture conditions

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Jason McDermott

Project type

FICUS Research

The goal of this project is to attain a systems level understanding of the soil microbiome and its phenotypic response to changing moisture through a tractable, spatially explicit examination of the…

Influences of Hydrologic Exchange Flows on River Corridor and Watershed Biogeochemical Function

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James Stegen

We are developing predictive understanding of the processes that govern influences of hydrologic exchange flows on water quality, nutrient dynamics, and ecosystem health in dynamic river corridor…

Wildfire impacts on organic matter bioavailability and river corridor biogeochemistry

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Allison Myers-Pigg

Project type

Large-Scale EMSL Research

Disturbances can modify landscape hydrologic flows and alter the quantity and quality of organic matter delivered to rivers, thereby affecting the hydro-biogeochemistry of freshwater terrestrial…

Projects