World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
46
Citations
8182
World Ranking
6080
National Ranking
401

Gerhard Helle publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Gerhard Helle sits on this spectrum.

41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 283 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 25 scientists 501–510 publications: 17 scientists 511–520 publications: 18 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–686 publications: 3 scientists 687+ publications: 100 scientists
41 publications 687+

This scientist: 154 publications — 44th percentile

44% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 687 publications or more.

Gerhard Helle D-index placement in Environmental Sciences in 2026

The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Gerhard Helle sits on this spectrum.

30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 199 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 19 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125+ D-Index: 99 scientists
30 D-Index 125+

This scientist: 46 D-Index — 39th percentile

39% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 125 D-Index or more.

Overview

Gerhard Helle is affiliated with the University of Potsdam in Germany, contributing to research in Earth and Planetary Sciences as well as Environmental Science. Their work mainly focuses on atmospheric science and global and planetary change, with additional involvement in nature and landscape conservation, paleontology, and ecology. The scientist's research topics cover tree-ring climate responses, plant water relations and carbon dynamics, geology and paleoclimatology, climate variability and models, archaeology and ancient environmental studies, atmospheric and environmental gas dynamics, and cryospheric studies and observations.

Among the recent papers authored by Gerhard Helle are:

  • "Tropical tree growth driven by dry-season climate variability" (2022, Nature Geoscience)
  • "What we talk about when we talk about seasonality - A transdisciplinary review" (2021, Earth-Science Reviews)
  • "Recent human-induced atmospheric drying across Europe unprecedented in the last 400 years" (2023, Nature Geoscience)
  • "European tree-ring isotopes indicate unusual recent hydroclimate" (2023, Communications Earth & Environment)
  • "The unknown third - Hydrogen isotopes in tree-ring cellulose across Europe" (2021, The Science of The Total Environment)

Gerhard Helle frequently collaborates with several researchers, including Ingo Heinrich, Gerhard H. Schleser, Roel Brienen, Monica Ioniță, and Daniel F. Balting. These collaborations have resulted in multiple joint publications.

The scientist has published multiple works in notable venues such as Zenodo (CERN European Organization for Nuclear Research), Nature Geoscience, Climate of the Past, Journal of Geophysical Research Biogeosciences, and Radiocarbon.

Best Publications

  • The twentieth century was the wettest period in northern Pakistan over the past millennium

    Kerstin S. Treydte;Gerhard H. Schleser;Gerhard Helle;David C. Frank

  • A Network of Terrestrial Environmental Observatories in Germany

    Steffen Zacharias;Heye Bogena;Luis Samaniego;Matthias Mauder

  • Water-use efficiency and transpiration across European forests during the Anthropocene

    D. C. Frank;B. Poulter;M. Saurer;J. Esper

  • Beyond CO2‐fixation by Rubisco – an interpretation of 13C/12C variations in tree rings from novel intra‐seasonal studies on broad‐leaf trees

    G. Helle;G. H. Schleser

  • Isotope signals as climate proxies: the role of transfer functions in the study of terrestrial archives

    Gerhard H. Schleser;Gerhard Helle;Andreas Lücke;Heinz Vos

  • Tracing carbon and oxygen isotope signals from newly assimilated sugars in the leaves to the tree-ring archive.

    Arthur Gessler;Elke Brandes;Nina Buchmann;Gerhard Helle

  • Long tree‐ring chronologies reveal 20th century increases in water‐use efficiency but no enhancement of tree growth at five Iberian pine forests

    Laia Andreu-Hayles;Laia Andreu-Hayles;Octavi Planells;Emilia Gutiérrez;Elena Muntan

  • Spatial variability and temporal trends in water-use efficiency of European forests

    Matthias Saurer;Renato Spahni;Renato Spahni;David C. Frank;Fortunat Joos;Fortunat Joos

  • Signal strength and climate calibration of a European tree-ring isotope network

    K. Treydte;D. Frank;J. Esper;L. Andreu

  • Wood Cellulose Preparation Methods and Mass Spectrometric Analyses of δ13C, δ18O, and Nonexchangeable δ2H Values in Cellulose, Sugar, and Starch: An Interlaboratory Comparison

    Tatjana Boettger;Marika Haupt;Kay Knöller;Stephan M. Weise

  • Response of climate-growth relationships and water use efficiency to thinning in a Pinus nigra afforestation

    Darío Martín-Benito;Miren Del Río;Ingo Heinrich;Gerhard Helle

  • A novel approach for the homogenization of cellulose to use micro-amounts for stable isotope analyses.

    W. Laumer;L. Andreu;G. Helle;G. H. Schleser

  • Impact of climate and CO2 on a millennium-long tree-ring carbon isotope record.

    Kerstin S. Treydte;David C. Frank;Matthias Saurer;Gerhard Helle

  • Annual cyclicity in high‐resolution stable carbon and oxygen isotope ratios in the wood of the mangrove tree Rhizophora mucronata

    Anouk Verheyden;Gerd Helle;Gerard H. Schleser;Frank Dehairs

  • Climate signals in tree-ring width, density and δ13C from larches in Eastern Siberia (Russia)

    Alexander V. Kirdyanov;Kerstin S. Treydte;Anatolii Nikolaev;Gerhard Helle

  • Late Holocene Asian summer monsoon variability reflected by δ18O in tree-rings from Tibetan junipers

    Jussi Grießinger;Achim Bräuning;Gerd Helle;Axel Thomas

  • Tree height strongly affects estimates of water-use efficiency responses to climate and CO2 using isotopes.

    R. J. W. Brienen;E. Gloor;S. Clerici;R. Newton

  • A novel device for batch-wise isolation of α-cellulose from small-amount wholewood samples

    Thomas Wieloch;Gerhard Helle;Ingo Heinrich;Michael Voigt

  • Placing unprecedented recent fir growth in a European‐wide and Holocene‐long context

    Ulf Büntgen;Willy Tegel;Jed O. Kaplan;Michael Schaub

  • Global Peak in Atmospheric Radiocarbon Provides a Potential Definition for the Onset of the Anthropocene Epoch in 1965

    Chris S. M. Turney;Jonathan Palmer;Mark A. Maslin;Alan Hogg

  • Environmental history of the German Lower Rhine Embayment during the Middle Miocene as reflected by carbon isotopes in brown coal

    Andreas Lücke;Andreas Lücke;Gerhard Helle;Gerhard Helle;Gerhard H. Schleser;Isabel Figueiral;Isabel Figueiral

Frequent Co-Authors

Gerhard H. Schleser
Gerhard H. Schleser Forschungszentrum Jülich
Ulf Büntgen
Ulf Büntgen University of Cambridge
Kerstin Treydte
Kerstin Treydte Swiss Federal Institute for Forest, Snow and Landscape Research
Emilia Gutiérrez
Emilia Gutiérrez University of Barcelona
Jan Esper
Jan Esper Johannes Gutenberg University of Mainz
Chris S. M. Turney
Chris S. M. Turney Heriot-Watt University
Jonathan G. Palmer
Jonathan G. Palmer University of New South Wales
Alan G. Hogg
Alan G. Hogg University of Waikato
Achim Brauer
Achim Brauer University of Potsdam
Markus Leuenberger
Markus Leuenberger University of Bern

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