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Characterization of simplified soil communities with high and low carbon use efficiency across differing moisture treatments


EMSL Project ID
51537

Abstract

This project is directed under the "Terrestrial Microbial Carbon Cycling" SFA project awarded to Los Alamos National Laboratory. The goal of the SFA is to interrogate how soil microbial community variation contributes to the fate of carbon in the environment across differing moisture treatments. Here, we propose a set of integrated experimental approaches to characterize simplified microbial communities we have identified that have high or low carbon use efficiency (CUE). We posit that microbial communities with high CUE will favor metabolic pathways to create recalcitrant dissolved organic carbon (DOC) metabolites. By characterizing the metabolic pathways and metabolites present in high and low CUE communities, we will be able to better understand which microbial pathways lead to carbon sequestration versus CO2 emission leading to better C cycle modeling.

Project Details

Project type
FICUS Research
Start Date
2020-10-01
End Date
2022-09-30
Status
Closed

Team

Principal Investigator

Vanessa Bailey
Institution
Pacific Northwest National Laboratory

Team Members

Mikayla Borton
Institution
Pacific Northwest National Laboratory

Tayte Campbell
Institution
Pacific Northwest National Laboratory

Robert Danczak
Institution
Hiram College