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Robert G. M. Spencer

University of California, Davis · US
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Area of research
Oceanography · Atmospheric Science
Research interest
Research interests include Environmental science, Dissolved organic carbon, Permafrost, Arctic, Biogeochemical cycle, and Carbon cycle.
h-index
citations
2,719
works
21
NIH funding
primary concept
email

Recent publications

Supra-Permafrost Groundwater is a Source of Highly Biodegradable Dissolved Organic Matter to the Arctic Ocean
Environmental Science & Technology 2026cited by 1position: middledoi
Old carbon routed from land to the atmosphere by global river systems
Nature 2025cited by 30position: middledoi
Episodic flooding causes sudden deoxygenation shocks in human-dominated rivers
Nature Communications 2025cited by 16position: middledoi
A novel framework for river organic carbon retrieval through satellite data and machine learning
ISPRS Journal of Photogrammetry and Remote Sensing 2025cited by 16position: middledoi
The geologic history of marine dissolved organic carbon from iron oxides
Nature 2025cited by 7position: middledoi
Molecular-level characterization of supraglacial dissolved and water-extractable organic matter along a hydrological flow path in a Greenland Ice Sheet micro-catchment
Biogeosciences 2025cited by 6position: middledoi
Identifying the Molecular Signatures of Organic Matter Leached from Land-Applied Biosolids via 21 T FT-ICR Mass Spectrometry
Environmental Science & Technology 2025cited by 4position: lastdoi
The Thermal Reactivity and Molecular Diversity of Particulate Organic Carbon in the Amazon River Mainstem
Journal of Geophysical Research Biogeosciences 2025cited by 2position: middledoi
Sources and mineralization determine the generation and transformation pathway of sedimentary organic matter over the past century
Environmental Research 2025cited by 2position: middledoi
Assessing the Molecular‐Level Controls of Dissolved Organic Matter Cycling in West Siberian Lowland Rivers
Journal of Geophysical Research Biogeosciences 2025cited by 2position: lastdoi
The Arctic
Bulletin of the American Meteorological Society 2025cited by 2position: middledoi
Shaping DOM Signatures in East Antarctic Lakes: Penguins, Mosses, Meltwater, and Processing Mechanisms
Journal of Geophysical Research Biogeosciences 2025cited by 1position: middledoi
Organic Matter Composition Versus Microbial Source: Controls on Carbon Loss From Fen Wetland and Permafrost Soils
Journal of Geophysical Research Biogeosciences 2025cited by 1position: lastdoi
Changes in the Composition of Nitrogen Yields in Large Arctic Rivers Linked to Temperature and Precipitation
Global Biogeochemical Cycles 2025cited by 1position: middledoi
The molecular-level diagenetic clock of sinking marine organic matter
Proceedings of the National Academy of Sciences 2025cited by 1position: lastdoi
Glacier biogeochemical cycling and downstream impacts
Nature Reviews Earth & Environment 2025cited by 1position: middledoi
Terrestrial dissolved organic matter inputs accompanied by dissolved oxygen depletion and declining pH exacerbate CO2 emissions from a major Chinese reservoir
Water Research 2024cited by 43position: middledoi
Linking Dissolved Organic Matter Composition to Landscape Properties in Wetlands Across the United States of America
Global Biogeochemical Cycles 2024cited by 25position: lastdoi
Inflow-modulated inputs of dissolved organic matter fuel carbon dioxide emissions from a large hyper-eutrophic lake
Water Research 2024cited by 11position: middledoi
Eroding Permafrost Coastlines Release Biodegradable Dissolved Organic Carbon to the Arctic Ocean
Journal of Geophysical Research Biogeosciences 2024cited by 10position: middledoi
Concentration and compositional controls on degradation of permafrost‐derived dissolved organic matter on the Qinghai–Tibetan Plateau
Limnology and Oceanography Letters 2024cited by 6position: middledoi
Characterisation of dissolved organic matter in two contrasting arsenic-prone sites in Kandal Province, Cambodia
Organic Geochemistry 2024cited by 6position: middledoi
Gradients of Deposition and In Situ Production Drive Global Glacier Organic Matter Composition
Global Biogeochemical Cycles 2024cited by 6position: lastdoi
Peatlands Versus Permafrost: Landscape Features as Drivers of Dissolved Organic Matter Composition in West Siberian Rivers
Journal of Geophysical Research Biogeosciences 2024cited by 5position: lastdoi
The Distinct Composition and Transformation of Terrestrial Organic Carbon in the Yukon River Delta and Plume During the Mighty Spring Freshet
Journal of Geophysical Research Biogeosciences 2024cited by 2position: middledoi
Depth‐Partitioning of Particulate Organic Carbon Composition in the Rising and Falling Stages of the Amazon River
Geochemistry Geophysics Geosystems 2024cited by 2position: middledoi
Brief Communications: Stream Microbes Preferentially Utilize Young Carbon within the Ancient Bulk Glacier Dissolved Organic Carbon Pool
2024cited by 1position: lastdoi
Molecular level characterization of supraglacial dissolved organic matter sources and exported pools on the southern Greenland Ice Sheet
2024cited by 1position: middledoi
The geologic history of marine dissolved organic carbonfrom iron oxides
Research Square 2024cited by 1position: middledoi
Spatiotemporal response of dissolved organic matter diversity to natural and anthropogenic forces along the whole mainstream of the Yangtze River
Water Research 2023cited by 94position: middledoi

Grants

No grants ingested yet.

Frequent collaborators

Anne M. Kellerman · California University of Pennsylvania47 papers (2018–2025)David C. Podgorski · Florida State University39 papers (2016–2023)Amy M. McKenna · Colorado State University33 papers (2019–2026)Aron Stubbins · Northeastern University22 papers (2014–2023)Erik Jeppesen · Aarhus University21 papers (2017–2025) · 21 papers (2012–2023)Travis W. Drake · University of Colorado Boulder20 papers (2015–2024)Yunlin Zhang · Nanjing Institute of Geography and Limnology20 papers (2017–2025)Yongqiang Zhou · Nanchang University20 papers (2017–2025) · 17 papers (2019–2025)Jon Hawkings · California University of Pennsylvania17 papers (2019–2025)Peter J. Hernes · University of California, Davis16 papers (2015–2024)Jason B. Fellman · The University of Western Australia16 papers (2014–2024)Phoebe Zito · Florida State University15 papers (2018–2023)Martin R. Kurek · Indiana University – Purdue University Indianapolis15 papers (2020–2025)Robert G. Striegl · United States Geological Survey15 papers (2014–2023)J. W. McClelland · The University of Texas at Austin15 papers (2012–2026)Amy D. Holt · Florida State University14 papers (2021–2025)Kimberly P. Wickland · United States Geological Survey14 papers (2015–2025) · 14 papers (2014–2025)
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