Collin P. Ward

2.8k total citations · 1 hit paper
51 papers, 2.0k citations indexed

About

Collin P. Ward is a scholar working on Pollution, Health, Toxicology and Mutagenesis and Oceanography. According to data from OpenAlex, Collin P. Ward has authored 51 papers receiving a total of 2.0k indexed citations (citations by other indexed papers that have themselves been cited), including 28 papers in Pollution, 16 papers in Health, Toxicology and Mutagenesis and 13 papers in Oceanography. Recurrent topics in Collin P. Ward's work include Microplastics and Plastic Pollution (16 papers), Marine and coastal ecosystems (13 papers) and Toxic Organic Pollutants Impact (11 papers). Collin P. Ward is often cited by papers focused on Microplastics and Plastic Pollution (16 papers), Marine and coastal ecosystems (13 papers) and Toxic Organic Pollutants Impact (11 papers). Collin P. Ward collaborates with scholars based in United States, Australia and France. Collin P. Ward's co-authors include Rose M. Cory, Christopher M. Reddy, George W. Kling, Byron C. Crump, Anna N. Walsh, Edward B. Overton, Rachel L. Sleighter, Patrick G. Hatcher, Charles M. Sharpless and Robert K. Nelson and has published in prestigious journals such as Nature, Science and Proceedings of the National Academy of Sciences.

In The Last Decade

Collin P. Ward

48 papers receiving 2.0k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Sunlight controls water column processing of carbon in arctic fresh waters

2014 426 citations Rose M. Cory, Collin P. Ward et al. Science profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Collin P. Ward United States	21	800	631	511	420	376	51	2.0k
Roberta Bettinetti Italy	28	1.1k 1.4×	234 0.4×	213 0.4×	476 1.1×	1.1k 2.9×	106	2.5k
Cristina Romera‐Castillo Spain	27	1.1k 1.4×	1.5k 2.3×	235 0.5×	843 2.0×	306 0.8×	44	3.0k
Helen Rutlidge Australia	18	565 0.7×	209 0.3×	204 0.4×	230 0.5×	238 0.6×	25	1.8k
Katarina Gårdfeldt Sweden	26	853 1.1×	319 0.5×	456 0.9×	626 1.5×	1.6k 4.2×	49	2.6k
Saijin Zhang United States	28	625 0.8×	404 0.6×	86 0.2×	238 0.6×	334 0.9×	45	2.3k
G. Brooks Avery United States	29	283 0.4×	804 1.3×	1.1k 2.1×	428 1.0×	623 1.7×	75	2.5k
Juan Santos-Echeandía Spain	26	1.2k 1.5×	318 0.5×	78 0.2×	332 0.8×	634 1.7×	87	2.2k
Stephen A. Skrabal United States	25	479 0.6×	599 0.9×	323 0.6×	177 0.4×	549 1.5×	46	1.7k
Brivaëla Moriceau France	16	944 1.2×	905 1.4×	260 0.5×	488 1.2×	86 0.2×	36	2.2k
Peng Huang China	22	922 1.2×	165 0.3×	303 0.6×	116 0.3×	587 1.6×	60	1.7k

Countries citing papers authored by Collin P. Ward

Since Specialization

Citations

This map shows the geographic impact of Collin P. Ward's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Collin P. Ward with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Collin P. Ward more than expected).

Fields of papers citing papers by Collin P. Ward

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Collin P. Ward. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Collin P. Ward. The network helps show where Collin P. Ward may publish in the future.

Co-authorship network of co-authors of Collin P. Ward

This figure shows the co-authorship network connecting the top 25 collaborators of Collin P. Ward. A scholar is included among the top collaborators of Collin P. Ward based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Collin P. Ward. Collin P. Ward is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Ward, Collin P., Christopher M. Reddy, & Bryan D. James. (2025). Initial estimates of the lifetime of unsmoked cellulose diacetate and paper cigarette filters in the coastal ocean. Environmental Science Advances. 4(7). 1014–1023. 1 indexed citations

Walsh, Anna N., Ann G. Dunlea, Christopher M. Reddy, & Collin P. Ward. (2025). Characterization of Inorganic Additives in and Photochemically Liberated from Consumer Plastics: Implications for Global and Local Biogeochemical Cycles. PubMed. 5(3). 298–307. 2 indexed citations

James, Bryan D., Collin P. Ward, Mark E. Hahn, Steven J. Thorpe, & Christopher M. Reddy. (2024). Minimizing the Environmental Impacts of Plastic Pollution through Ecodesign of Products with Low Environmental Persistence. ACS Sustainable Chemistry & Engineering. 12(3). 1185–1194. 17 indexed citations

James, Bryan D., Mounir Izallalen, Steven T. Perri, et al.. (2024). Strategies to Reduce the Environmental Lifetimes of Drinking Straws in the Coastal Ocean. ACS Sustainable Chemistry & Engineering. 12(6). 2404–2411. 10 indexed citations

James, Bryan D., et al.. (2024). Foaming Enables Material-Efficient Bioplastic Products with Minimal Persistence. ACS Sustainable Chemistry & Engineering. 12(43). 16030–16040. 3 indexed citations

Ward, Collin P., et al.. (2023). Quantifying pelagic primary production and respiration via an automated in situ incubation system. Limnology and Oceanography Methods. 21(8). 495–507. 2 indexed citations

Nelson, Taylor F. & Collin P. Ward. (2023). Diffusion-Ordered Spectroscopy for Rapid and Facile Determination of Consumer Plastic Molecular Weight. Analytical Chemistry. 95(22). 8560–8568. 10 indexed citations

Alloy, Matthew M., et al.. (2023). Recommendations for advancing test protocols examining the photo-induced toxicity of petroleum and polycyclic aromatic compounds. Aquatic Toxicology. 256. 106390–106390. 15 indexed citations

Ward, Collin P., Sibel I. Karchner, Robert K. Nelson, et al.. (2022). Nematostella vectensis exhibits an enhanced molecular stress response upon co-exposure to highly weathered oil and surface UV radiation. Marine Environmental Research. 175. 105569–105569. 4 indexed citations

10.

Walsh, Anna N., Christopher M. Reddy, Sydney F. Niles, et al.. (2021). Plastic Formulation is an Emerging Control of Its Photochemical Fate in the Ocean. Environmental Science & Technology. 55(18). 12383–12392. 56 indexed citations

11.

Ward, Collin P., Christopher M. Reddy, & Edward B. Overton. (2020). Why Sunlight Matters for Marine Oil Spills. Eos. 101. 2 indexed citations

12.

Hanke, Ulrich M., Collin P. Ward, & Christopher M. Reddy. (2019). Leveraging Lessons Learned from Black Carbon Research to Study Plastics in the Environment. Environmental Science & Technology. 53(12). 6599–6600. 6 indexed citations

13.

Hatton, Pierre‐Joseph, Jeffrey A. Bird, Knute J. Nadelhoffer, et al.. (2018). Interacting Controls of Pyrolysis Temperature and Plant Taxa on the Degradability of PyOM in Fire-Prone Northern Temperate Forest Soil. Soil Systems. 2(3). 48–48. 8 indexed citations

14.

Collins, James R., Helen F. Fredricks, Jeff S. Bowman, et al.. (2018). The molecular products and biogeochemical significance of lipid photooxidation in West Antarctic surface waters. Geochimica et Cosmochimica Acta. 232. 244–264. 9 indexed citations

15.

Ward, Collin P., Charles M. Sharpless, David L. Valentine, et al.. (2018). Partial Photochemical Oxidation Was a Dominant Fate of Deepwater Horizon Surface Oil. Environmental Science & Technology. 52(4). 1797–1805. 95 indexed citations

16.

Aeppli, Christoph, Robert F. Swarthout, Gregory W. O’Neil, et al.. (2018). How Persistent and Bioavailable Are Oxygenated Deepwater Horizon Oil Transformation Products?. Environmental Science & Technology. 52(13). 7250–7258. 52 indexed citations

17.

Ward, Collin P., et al.. (2017). Photochemical alteration of organic carbon draining permafrost soils shifts microbial metabolic pathways and stimulates respiration. Nature Communications. 8(1). 772–772. 138 indexed citations

18.

Cory, Rose M., Collin P. Ward, Byron C. Crump, & George W. Kling. (2014). Sunlight controls water column processing of carbon in arctic fresh waters. Science. 345(6199). 925–928. 426 indexed citations breakdown →

19.

Ward, Collin P., Rachel L. Sleighter, Patrick G. Hatcher, & Rose M. Cory. (2014). Insights into the complete and partial photooxidation of black carbon in surface waters. Environmental Science Processes & Impacts. 16(4). 721–731. 104 indexed citations

20.

Ward, Collin P.. (2010). Direct and Indirect Photochemical Degradation of Two Polycyclic Musk Fragrances and Two Polycyclic Aromatic Hydrocarbons in Natural Waters. OhioLink ETD Center (Ohio Library and Information Network). 2 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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