Pertti Ala‐aho

2.8k total citations · 1 hit paper
46 papers, 1.7k citations indexed

About

Pertti Ala‐aho is a scholar working on Atmospheric Science, Water Science and Technology and Environmental Engineering. According to data from OpenAlex, Pertti Ala‐aho has authored 46 papers receiving a total of 1.7k indexed citations (citations by other indexed papers that have themselves been cited), including 29 papers in Atmospheric Science, 21 papers in Water Science and Technology and 14 papers in Environmental Engineering. Recurrent topics in Pertti Ala‐aho's work include Cryospheric studies and observations (23 papers), Climate change and permafrost (21 papers) and Hydrology and Watershed Management Studies (20 papers). Pertti Ala‐aho is often cited by papers focused on Cryospheric studies and observations (23 papers), Climate change and permafrost (21 papers) and Hydrology and Watershed Management Studies (20 papers). Pertti Ala‐aho collaborates with scholars based in Finland, Sweden and United Kingdom. Pertti Ala‐aho's co-authors include Bjørn Kløve, Pekka M. Rossi, Doerthe Tetzlaff, Chris Soulsby, Guillaume Bertrand, Jens Kværner, Timo Muotka, Manuel Pulido-Velázquez, Hjalmar Laudon and Cíntia Bertacchi Uvo and has published in prestigious journals such as Water Resources Research, Global Change Biology and IEEE Transactions on Geoscience and Remote Sensing.

In The Last Decade

Pertti Ala‐aho

43 papers receiving 1.6k 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.

Climate change impacts on groundwater and dependent ecosystems

2013 466 citations Bjørn Kløve, Pertti Ala‐aho et al. Journal of Hydrology profile →

Peers

Pertti Ala‐aho

WST

GPC

Brian Smerdon Canada

Marie Larocque Canada

Daniel L. Peters Canada

John B. Gates United States

Pamela Sullivan United States

Guillaume Bertrand France

Daniella Rempe United States

Helen E. Dahlke United States

Hoori Ajami United States

Bernard Ladouche France

Brian Smerdon Canada

Pertti Ala‐aho

939 ×1.1

WST

324 ×0.5

731 ×1.5

531 ×1.1

521 ×1.3

GPC

Citations per year, relative to Pertti Ala‐aho Pertti Ala‐aho (= 1×) peers Brian Smerdon

Countries citing papers authored by Pertti Ala‐aho

Since Specialization

Citations

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

Fields of papers citing papers by Pertti Ala‐aho

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Pertti Ala‐aho. 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 Pertti Ala‐aho. The network helps show where Pertti Ala‐aho may publish in the future.

Co-authorship network of co-authors of Pertti Ala‐aho

This figure shows the co-authorship network connecting the top 25 collaborators of Pertti Ala‐aho. A scholar is included among the top collaborators of Pertti Ala‐aho 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 Pertti Ala‐aho. Pertti Ala‐aho 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

Piilo, Sanna, Tarmo Virtanen, Atte Korhola, et al.. (2025). External and internal drivers behind the formation, vegetation succession, and carbon balance of a subarctic fen margin. Biogeosciences. 22(12). 3047–3071.

Pal, Debasish, Hannu Marttila, Pertti Ala‐aho, et al.. (2025). Blueprint conceptualization for a river basin's digital twin. Hydrology research. 56(3). 197–212. 3 indexed citations

Marttila, Hannu, et al.. (2025). UAV LiDAR surveys and machine learning improve snow depth and water equivalent estimates in boreal landscapes. The cryosphere. 19(10). 4585–4610.

Leppä, Kersti, Hannu Marttila, Pertti Ala‐aho, et al.. (2024). Multi-scale soil moisture data and process-based modeling reveal the importance of lateral groundwater flow in a subarctic catchment. Hydrology and earth system sciences. 28(20). 4643–4666. 3 indexed citations

Lafaysse, Matthieu, Giulia Mazzotti, Pertti Ala‐aho, et al.. (2024). Modeling snowpack dynamics and surface energy budget in boreal and subarctic peatlands and forests. The cryosphere. 18(1). 231–263. 8 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

Ala‐aho, Pertti, Pekka M. Rossi, Anna‐Kaisa Ronkanen, et al.. (2023). Groundwater exfiltration pattern determination in the sub-arctic catchment using thermal imaging, stable water isotopes and fully-integrated groundwater-surface water modelling. Journal of Hydrology. 626. 130342–130342. 8 indexed citations

Kuzmin, Anton V., et al.. (2023). Measuring the spatiotemporal variability in snow depth in subarctic environments using UASs – Part 1: Measurements, processing, and accuracy assessment. The cryosphere. 17(10). 4343–4362. 3 indexed citations

Ala‐aho, Pertti, Annalea Lohila, J. M. Welker, et al.. (2023). Coupling of Water‐Carbon Interactions During Snowmelt in an Arctic Finland Catchment. Water Resources Research. 59(5). 8 indexed citations

10.

Rossi, Pekka M., et al.. (2023). Stable Water Isotopes as an Indicator of Surface Water Intrusion in Shallow Aquifer Wells: A Cold Climate Perspective. Water Resources Research. 59(2). 16 indexed citations

11.

Ala‐aho, Pertti, et al.. (2023). Flushing or mixing? Stable water isotopes reveal differences in arctic forest and peatland soil water seasonality. Hydrological Processes. 37(1). 7 indexed citations

12.

Ala‐aho, Pertti, et al.. (2023). Measuring the spatiotemporal variability in snow depth in subarctic environments using UASs – Part 2: Snow processes and snow–canopy interactions. The cryosphere. 17(10). 4363–4380. 6 indexed citations

13.

Tetzlaff, Doerthe, et al.. (2018). Testing a spatially distributed tracer‐aided runoff model in a snow‐influenced catchment: Effects of multicriteria calibration on streamwater ages. Hydrological Processes. 32(20). 3089–3107. 14 indexed citations

14.

Tetzlaff, Doerthe, Pertti Ala‐aho, Aaron Smith, et al.. (2018). Using stable isotopes to estimate travel times in a data‐sparse Arctic catchment: Challenges and possible solutions. Hydrological Processes. 32(12). 1936–1952. 36 indexed citations

15.

Ala‐aho, Pertti, Doerthe Tetzlaff, J. P. McNamara, Hjalmar Laudon, & Chris Soulsby. (2017). Using isotopes to constrain water flux and age estimates in snow-influenced catchments using the STARR (Spatially distributed Tracer-Aided Rainfall–Runoff) model. Hydrology and earth system sciences. 21(10). 5089–5110. 94 indexed citations

16.

Ala‐aho, Pertti, Doerthe Tetzlaff, J. P. McNamara, et al.. (2017). Modeling the isotopic evolution of snowpack and snowmelt: Testing a spatially distributed parsimonious approach. Water Resources Research. 53(7). 5813–5830. 57 indexed citations

17.

Ala‐aho, Pertti, Pekka M. Rossi, & Bjørn Kløve. (2015). Estimation of temporal and spatial variations in groundwater recharge in unconfined sand aquifers using Scots pine inventories. Hydrology and earth system sciences. 19(4). 1961–1976. 22 indexed citations

18.

Rossi, Pekka M., Hannu Marttila, Jussi Jyväsjärvi, et al.. (2015). Environmental conditions of boreal springs explained by capture zone characteristics. Journal of Hydrology. 531. 992–1002. 20 indexed citations

19.

Karjalainen, Timo, Pekka M. Rossi, Pertti Ala‐aho, et al.. (2013). A decision analysis framework for stakeholder involvement and learning in groundwater management. Hydrology and earth system sciences. 17(12). 5141–5153. 23 indexed citations

20.

Ala‐aho, Pertti, et al.. (2012). Statistical analysis of interaction between lake seepage rates and groundwater and lake levels. EGU General Assembly Conference Abstracts. 7027. 1 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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