2026 Timothy W. Lyons: Earth Science Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Earth Science	115	52	43	22	18	473	49924

Research.com Recognitions

2026 - Research.com Earth Science in United States Leader Award
2025 - Research.com Earth Science in United States Leader Award
2018 - Fellow of American Geophysical Union (AGU)
2015 - Geochemistry Fellow Honor, Geochemical Society and the European Association of Geochemistry
2009 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Timothy W. Lyons is affiliated with the University of California, Riverside in the United States. Their main field of study is Earth and Planetary Sciences, with a focus on several subfields including Paleontology, Geochemistry and Petrology, Atmospheric Science, Geophysics, and Astronomy and Astrophysics.

They have contributed extensively to research in paleontology and stratigraphy of fossils, geochemistry and elemental analysis, geology and paleoclimatology research, geological and geochemical analysis, methane hydrates and related phenomena, hydrocarbon exploration and reservoir analysis, and astro and planetary science.

Frequent coauthors collaborating with Timothy W. Lyons include Charles Diamond, Ariel D. Anbar, Christopher Tino, Thomas J. Algeo, and Daniel D. Gregory.

They have published in a variety of scientific venues, with a significant number of publications appearing in:

Geochimica et Cosmochimica Acta
Goldschmidt Abstracts
Abstracts with programs - Geological Society of America
Zenodo (CERN European Organization for Nuclear Research)
Goldschmidt2022 abstracts

Selected recent papers authored or coauthored by Timothy W. Lyons include:

Oxygenation, Life, and the Planetary System during Earth's Middle History: An Overview (2021, Astrobiology)
Co-evolution of early Earth environments and microbial life (2024, Nature Reviews Microbiology)

Other notable works in their field, though led by other authors but related to topics of interest, include:

Massive formation of early diagenetic dolomite in the Ediacaran ocean: Constraints on the "dolomite problem" (2020, Proceedings of the National Academy of Sciences)
Uncovering the Ediacaran phosphorus cycle (2023, Nature)
Evidence for high organic carbon export to the early Cambrian seafloor (2020, Geochimica et Cosmochimica Acta)

The scientist has been recognized with several honors, including being named a Fellow of the American Geophysical Union in 2018, a Geochemistry Fellow by the Geochemical Society and the European Association of Geochemistry in 2015, and a Fellow of the American Association for the Advancement of Science in 2009.

Best Publications

Trace metals as paleoredox and paleoproductivity proxies: An update

Nicolas Tribovillard;Thomas J. Algeo;Timothy W. Lyons;Armelle Riboulleau

4436
Citations
The rise of oxygen in Earth’s early ocean and atmosphere

Timothy W. Lyons;Christopher T. Reinhard;Noah J. Planavsky

2762
Citations
A Whiff of Oxygen Before the Great Oxidation Event

Ariel D. Anbar;Yun Duan;Timothy W. Lyons;Gail L. Arnold

1316
Citations
Mo–total organic carbon covariation in modern anoxic marine environments: Implications for analysis of paleoredox and paleohydrographic conditions

Thomas J. Algeo;Timothy W. Lyons

1240
Citations
Tracing the stepwise oxygenation of the Proterozoic ocean

C. Scott;T. W. Lyons;A. Bekker;A. Bekker;Y. Shen

1139
Citations
A tale of shales: the relative roles of production, decomposition, and dilution in the accumulation of organic-rich strata, Middle–Upper Devonian, Appalachian basin

Bradley B Sageman;Adam E Murphy;Josef P Werne;Charles A Ver Straeten

811
Citations
Contrasting molybdenum cycling and isotopic properties in euxinic versus non-euxinic sediments and sedimentary rocks: Refining the paleoproxies

Clint Scott;Timothy W. Lyons

746
Citations
Low Mid-Proterozoic atmospheric oxygen levels and the delayed rise of animals

Noah J. Planavsky;Christopher T. Reinhard;Xiangli Wang;Danielle Thomson

745
Citations
Molybdenum isotope evidence for widespread anoxia in mid-Proterozoic oceans.

G. L. Arnold;A. D. Anbar;J. Barling;T. W. Lyons

727
Citations
A Stratified Redox Model for the Ediacaran Ocean

Chao Li;Gordon D. Love;Timothy W. Lyons;David A. Fike

700
Citations
A critical look at iron paleoredox proxies: New insights from modern euxinic marine basins

Timothy W. Lyons;Silke Severmann

664
Citations
Evidence for oxygenic photosynthesis half a billion years before the Great Oxidation Event

Noah J. Planavsky;Dan Asael;Axel Hofmann;Christopher T. Reinhard

645
Citations
Evolution of the global phosphorus cycle

Christopher T. Reinhard;Noah J. Planavsky;Benjamin C. Gill;Kazumi Ozaki;Kazumi Ozaki

608
Citations
Exoplanet Biosignatures: A Review of Remotely Detectable Signs of Life.

Edward W. Schwieterman;Nancy Y. Kiang;Mary N. Parenteau;Mary N. Parenteau;Chester E. Harman;Chester E. Harman;Chester E. Harman

556
Citations
Ocean oxygenation in the wake of the Marinoan glaciation

Swapan K. Sahoo;Noah J. Planavsky;Brian Kendall;Brian Kendall;Xinqiang Wang

549
Citations
Proterozoic ocean redox and biogeochemical stasis

Christopher T. Reinhard;Noah J. Planavsky;Leslie J. Robbins;Camille A. Partin

544
Citations
Trace element content of sedimentary pyrite as a new proxy for deep-time ocean-atmosphere evolution

Ross R. Large;Jacqueline A. Halpin;Leonid V. Danyushevsky;Valeriy V. Maslennikov

543
Citations
Low marine sulphate and protracted oxygenation of the Proterozoic biosphere.

Linda C. Kah;Timothy W. Lyons;Tracy D. Frank

534
Citations
Rare Earth Element and yttrium compositions of Archean and Paleoproterozoic Fe formations revisited: New perspectives on the significance and mechanisms of deposition

Noah Planavsky;Noah Planavsky;Andrey Bekker;Olivier J. Rouxel;Olivier J. Rouxel;Balz S. Kamber

528
Citations
The evolution of the marine phosphate reservoir

Noah J. Planavsky;Noah J. Planavsky;Olivier J. Rouxel;Olivier J. Rouxel;Andrey Bekker;Stefan V. Lalonde

517
Citations
Contrasting sulfur geochemistry and Fe/Al and Mo/Al ratios across the last oxic-to-anoxic transition in the Cariaco Basin, Venezuela

Timothy W Lyons;Josef P Werne;David J Hollander;R.W Murray

507
Citations

Frequent Co-Authors

Christopher T. Reinhard Georgia Institute of Technology

Noah J. Planavsky Yale University

Ariel D. Anbar Arizona State University

Jeremy D. Owens Florida State University

Benjamin C. Gill Virginia Tech

Thomas J. Algeo University of Cincinnati

Andrey Bekker University of California, Riverside

Sabine Kasten University of Bremen

Brian Kendall University of Waterloo

Ross R. Large University of Tasmania

External Links

Personal website of Timothy W. Lyons

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