J. M. Welker

27.0k total citations · 3 hit papers
240 papers, 11.9k citations indexed

About

J. M. Welker is a scholar working on Atmospheric Science, Ecology and Global and Planetary Change. According to data from OpenAlex, J. M. Welker has authored 240 papers receiving a total of 11.9k indexed citations (citations by other indexed papers that have themselves been cited), including 169 papers in Atmospheric Science, 87 papers in Ecology and 59 papers in Global and Planetary Change. Recurrent topics in J. M. Welker's work include Climate change and permafrost (112 papers), Geology and Paleoclimatology Research (87 papers) and Cryospheric studies and observations (86 papers). J. M. Welker is often cited by papers focused on Climate change and permafrost (112 papers), Geology and Paleoclimatology Research (87 papers) and Cryospheric studies and observations (86 papers). J. M. Welker collaborates with scholars based in United States, Finland and Norway. J. M. Welker's co-authors include J. T. Fahnestock, Patrick F. Sullivan, Michael H. Jones, Jeffrey J. McDonnell, A. N. Parsons, Philip A. Wookey, Rodney A. Chimner, Terry V. Callaghan, Malcolm C. Press and Scott Jasechko and has published in prestigious journals such as Proceedings of the National Academy of Sciences, Nature Communications and SHILAP Revista de lepidopterología.

In The Last Decade

J. M. Welker

233 papers receiving 11.4k citations

Hit Papers

3 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.

Global patterns of foliar nitrogen isotopes and their relationships with climate, mycorrhizal fungi, foliar nutrient concentrations, and nitrogen availability

2009 715 citations J. M. Welker et al. profile →
The role of topography on catchment‐scale water residence time

2005 584 citations J. M. Welker et al. profile →
Winter Biological Processes Could Help Convert Arctic Tundra to Shrubland

2005 573 citations J. M. Welker, J. T. Fahnestock et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
J. M. Welker United States	57	6.6k	4.3k	3.3k	1.6k	1.3k	240	11.9k
Ansgar Kahmen Switzerland	44	3.5k 0.5×	2.2k 0.5×	3.2k 0.9×	594 0.4×	1.6k 1.2×	137	7.3k
Mark Williams United States	57	6.0k 0.9×	2.3k 0.5×	2.0k 0.6×	986 0.6×	548 0.4×	185	10.0k
Lawrence B. Flanagan Canada	61	3.6k 0.5×	4.4k 1.0×	7.6k 2.3×	354 0.2×	1.3k 0.9×	116	11.4k
Gabriel J. Bowen United States	54	5.3k 0.8×	5.9k 1.4×	2.9k 0.9×	3.0k 1.8×	733 0.5×	195	12.5k
Mathias Vuille United States	63	11.0k 1.7×	3.1k 0.7×	5.7k 1.7×	1.2k 0.8×	768 0.6×	156	14.8k
Glen M. MacDonald United States	62	9.4k 1.4×	4.4k 1.0×	4.0k 1.2×	287 0.2×	1.4k 1.0×	207	13.6k
André F. Lotter Netherlands	66	11.6k 1.8×	5.7k 1.3×	1.4k 0.4×	556 0.3×	958 0.7×	198	16.5k
David G. Williams United States	51	4.2k 0.6×	2.9k 0.7×	9.3k 2.8×	430 0.3×	3.8k 2.9×	180	13.6k
Myron J. Mitchell United States	56	1.6k 0.2×	3.0k 0.7×	1.8k 0.5×	1.9k 1.2×	1.2k 0.9×	213	9.8k
Robert F. Stallard United States	40	2.3k 0.3×	1.6k 0.4×	1.3k 0.4×	2.6k 1.6×	1.1k 0.8×	92	8.1k

Countries citing papers authored by J. M. Welker

Since Specialization

Citations

This map shows the geographic impact of J. M. Welker'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 J. M. Welker with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites J. M. Welker more than expected).

Fields of papers citing papers by J. M. Welker

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by J. M. Welker. 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 J. M. Welker. The network helps show where J. M. Welker may publish in the future.

Co-authorship network of co-authors of J. M. Welker

This figure shows the co-authorship network connecting the top 25 collaborators of J. M. Welker. A scholar is included among the top collaborators of J. M. Welker 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 J. M. Welker. J. M. Welker is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Mustonen, Kaisa‐Riikka, Hannu Marttila, Sari Juutinen, et al.. (2024). From thaw till fall: Interacting hydrology, carbon cycle, and greenhouse gas dynamics in a subarctic stream-lake continuum. The Science of The Total Environment. 957. 177434–177434. 1 indexed citations

Werner, Martin, Dorothea Bauch, Ellen Damm, et al.. (2024). Isotopic signatures of snow, sea ice, and surface seawater in the central Arctic Ocean during the MOSAiC expedition. Elementa Science of the Anthropocene. 12(1). 4 indexed citations

Ala‐aho, Pertti, J. M. Welker, Kaisa‐Riikka Mustonen, et al.. (2024). Seasonal and interannual dissolved organic carbon transport process dynamics in a subarctic headwater catchment revealed by high-resolution measurements. Hydrology and earth system sciences. 28(4). 1055–1070. 4 indexed citations

Akers, Pete D., Ben Kopec, J. M. Welker, et al.. (2024). Aquatic moss δ18O as a proxy for seasonally resolved lake water δ18O, northwest Greenland. Quaternary Science Reviews. 334. 108682–108682. 2 indexed citations

Welker, J. M., et al.. (2023). Strontium Isotope Analysis, the Neonatal Line, and Archaeological Caribou Herd Identity in Northwest Alaska. ARCTIC. 76(3). 1 indexed citations

Aars, Jon, Magnus Andersen, Aurore Aubail, et al.. (2020). Two Decades of Mercury Concentrations in Barents Sea Polar Bears (Ursus maritimus) in Relation to Dietary Carbon, Sulfur, and Nitrogen. Environmental Science & Technology. 54(12). 7388–7397. 16 indexed citations

Fellman, Jason B., Eran Hood, Megan I. Behnke, J. M. Welker, & Robert G. M. Spencer. (2020). Stormflows Drive Stream Carbon Concentration, Speciation, and Dissolved Organic Matter Composition in Coastal Temperate Rainforest Watersheds. Journal of Geophysical Research Biogeosciences. 125(9). 14 indexed citations

Akers, Pete D., Ben Kopec, Kyle S. Mattingly, et al.. (2020). Baffin Bay sea ice extent and synoptic moisture transport drive water vapor isotope ( δ ¹⁸ O, δ ² H, and deuterium excess) variability in coastal northwest Greenland. Atmospheric chemistry and physics. 20(22). 13929–13955. 19 indexed citations

Akers, Pete D., Ben Kopec, Kyle S. Mattingly, et al.. (2020). Baffin Bay sea ice extent and synoptic moisture transport drive water vapor isotope ( δ ¹⁸ O, δ D, d - excess ) variability in coastal northwest Greenland. 1 indexed citations

10.

Allen, Scott T., Scott Jasechko, Wouter R. Berghuijs, et al.. (2019). Global sinusoidal seasonality in precipitation isotopes. Hydrology and earth system sciences. 23(8). 3423–3436. 35 indexed citations

11.

Bourgeon, Sophie, Jon Aars, Magnus Andersen, et al.. (2018). Temporal Trends of Persistent Organic Pollutants in Barents Sea Polar Bears (Ursus maritimus) in Relation to Changes in Feeding Habits and Body Condition. Environmental Science & Technology. 53(2). 984–995. 28 indexed citations

12.

Routti, Heli, Jon Aars, Eva Fuglei, et al.. (2017). Emission Changes Dwarf the Influence of Feeding Habits on Temporal Trends of Per- and Polyfluoroalkyl Substances in Two Arctic Top Predators. Environmental Science & Technology. 51(20). 11996–12006. 54 indexed citations

13.

Poretsky, Rachel, et al.. (2016). Soil bacterial community and functional shifts in response to altered snowpack in moist acidic tundra of northern Alaska. SOIL. 2(3). 459–474. 22 indexed citations

14.

Poretsky, Rachel, et al.. (2016). Soil bacterial community and functional shifts in response to thermal insulation in moist acidic tundra of Northern Alaska. 3 indexed citations

15.

Jasechko, Scott, Alex R. Lechler, Francesco S. R. Pausata, et al.. (2015). Late-glacial to late-Holocene shifts in global precipitation δ ¹⁸ O. Climate of the past. 11(10). 1375–1393. 57 indexed citations

16.

Herman, R. L., et al.. (2014). Aircraft validation of Aura Tropospheric Emission Spectrometer retrievals of HDO / H ₂ O. Atmospheric measurement techniques. 7(9). 3127–3138. 27 indexed citations

17.

Lupascu, Massimo, J. M. Welker, U. Seibt, et al.. (2014). The amount and timing of precipitation control the magnitude, seasonality and sources ( ¹⁴ C) of ecosystem respiration in a polar semi-desert, northwestern Greenland. Biogeosciences. 11(16). 4289–4304. 19 indexed citations

18.

Winnick, Matthew, J. M. Welker, & C. Page Chamberlain. (2013). Stable isotopic evidence of El Niño-like atmospheric circulation in the Pliocene western United States. Climate of the past. 9(2). 903–912. 23 indexed citations

19.

Welker, J. M., et al.. (2002). High Resolution Spatial Patterns of the Isotopic Characteristics of Precipitation Across the U. S. During El Nino and La Nina Phases. AGU Fall Meeting Abstracts. 2002. 3 indexed citations

20.

Jones, Michael H., J. T. Fahnestock, Donald A. Walker, Marilyn D. Walker, & J. M. Welker. (1998). Carbon Dioxide Fluxes in Moist and Dry Arctic Tundra during the Snow-free Season: Responses to Increases in Summer Temperature and Winter Snow Accumulation. Arctic and Alpine Research. 30(4). 373–380. 75 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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