World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
90
Citations
35818
World Ranking
464
National Ranking
65

Tim H. Sparks publication distribution in Ecology and Evolution in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Ecology and Evolution in 2026. The highlighted bar marks where Tim H. Sparks sits on this spectrum.

37–41 publications: 2 scientists 42–46 publications: 9 scientists 47–51 publications: 10 scientists 52–56 publications: 31 scientists 57–61 publications: 56 scientists 62–66 publications: 91 scientists 67–71 publications: 92 scientists 72–76 publications: 127 scientists 77–81 publications: 173 scientists 82–86 publications: 236 scientists 87–91 publications: 227 scientists 92–96 publications: 240 scientists 97–101 publications: 333 scientists 102–106 publications: 280 scientists 107–111 publications: 300 scientists 112–116 publications: 285 scientists 117–121 publications: 305 scientists 122–126 publications: 287 scientists 127–131 publications: 278 scientists 132–136 publications: 289 scientists 137–141 publications: 273 scientists 142–146 publications: 262 scientists 147–151 publications: 246 scientists 152–156 publications: 235 scientists 157–161 publications: 205 scientists 162–166 publications: 199 scientists 167–171 publications: 174 scientists 172–176 publications: 164 scientists 177–181 publications: 173 scientists 182–186 publications: 189 scientists 187–191 publications: 170 scientists 192–196 publications: 139 scientists 197–201 publications: 128 scientists 202–206 publications: 117 scientists 207–211 publications: 115 scientists 212–216 publications: 107 scientists 217–221 publications: 124 scientists 222–226 publications: 81 scientists 227–231 publications: 82 scientists 232–236 publications: 85 scientists 237–241 publications: 75 scientists 242–246 publications: 66 scientists 247–251 publications: 81 scientists 252–256 publications: 69 scientists 257–261 publications: 70 scientists 262–266 publications: 55 scientists 267–271 publications: 64 scientists 272–276 publications: 49 scientists 277–281 publications: 48 scientists 282–286 publications: 44 scientists 287–291 publications: 45 scientists 292–296 publications: 36 scientists 297–301 publications: 39 scientists 302–306 publications: 38 scientists 307–311 publications: 30 scientists 312–316 publications: 34 scientists 317–321 publications: 25 scientists 322–326 publications: 22 scientists 327–331 publications: 28 scientists 332–336 publications: 30 scientists 337–341 publications: 22 scientists 342–346 publications: 30 scientists 347–351 publications: 26 scientists 352–356 publications: 22 scientists 357–361 publications: 29 scientists 362–366 publications: 21 scientists 367–371 publications: 12 scientists 372–376 publications: 18 scientists 377–381 publications: 17 scientists 382–386 publications: 13 scientists 387–391 publications: 21 scientists 392–396 publications: 13 scientists 397–401 publications: 10 scientists 402–406 publications: 15 scientists 407–411 publications: 8 scientists 412–416 publications: 9 scientists 417–421 publications: 8 scientists 422–426 publications: 4 scientists 427–431 publications: 10 scientists 432–436 publications: 10 scientists 437–441 publications: 5 scientists 442–446 publications: 4 scientists 447–451 publications: 10 scientists 452–456 publications: 2 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 7 scientists 472–476 publications: 6 scientists 477–481 publications: 6 scientists 482–486 publications: 3 scientists 487–491 publications: 3 scientists 492–496 publications: 4 scientists 497–501 publications: 4 scientists 502–506 publications: 8 scientists 507–511 publications: 5 scientists 512–516 publications: 4 scientists 517–521 publications: 5 scientists 522–526 publications: 4 scientists 527–530 publications: 5 scientists 531+ publications: 100 scientists
37 publications 531+

This scientist: 354 publications — 95th percentile

95% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 531 publications or more.

Tim H. Sparks D-index placement in Ecology and Evolution in 2026

The chart shows the D-index (discipline H-index) distribution of Ecology and Evolution scientists ranked by Research.com in 2026. The highlighted bar marks where Tim H. Sparks sits on this spectrum.

30 D-Index: 95 scientists 31 D-Index: 123 scientists 32 D-Index: 191 scientists 33 D-Index: 245 scientists 34 D-Index: 252 scientists 35 D-Index: 244 scientists 36 D-Index: 249 scientists 37 D-Index: 244 scientists 38 D-Index: 254 scientists 39 D-Index: 254 scientists 40 D-Index: 280 scientists 41 D-Index: 274 scientists 42 D-Index: 266 scientists 43 D-Index: 233 scientists 44 D-Index: 248 scientists 45 D-Index: 208 scientists 46 D-Index: 201 scientists 47 D-Index: 213 scientists 48 D-Index: 207 scientists 49 D-Index: 172 scientists 50 D-Index: 209 scientists 51 D-Index: 199 scientists 52 D-Index: 153 scientists 53 D-Index: 169 scientists 54 D-Index: 163 scientists 55 D-Index: 148 scientists 56 D-Index: 120 scientists 57 D-Index: 146 scientists 58 D-Index: 137 scientists 59 D-Index: 140 scientists 60 D-Index: 104 scientists 61 D-Index: 119 scientists 62 D-Index: 118 scientists 63 D-Index: 99 scientists 64 D-Index: 77 scientists 65 D-Index: 100 scientists 66 D-Index: 86 scientists 67 D-Index: 83 scientists 68 D-Index: 75 scientists 69 D-Index: 94 scientists 70 D-Index: 57 scientists 71 D-Index: 68 scientists 72 D-Index: 59 scientists 73 D-Index: 63 scientists 74 D-Index: 66 scientists 75 D-Index: 60 scientists 76 D-Index: 42 scientists 77 D-Index: 49 scientists 78 D-Index: 39 scientists 79 D-Index: 37 scientists 80 D-Index: 43 scientists 81 D-Index: 41 scientists 82 D-Index: 45 scientists 83 D-Index: 34 scientists 84 D-Index: 40 scientists 85 D-Index: 35 scientists 86 D-Index: 55 scientists 87 D-Index: 24 scientists 88 D-Index: 24 scientists 89 D-Index: 30 scientists 90 D-Index: 23 scientists 91 D-Index: 25 scientists 92 D-Index: 27 scientists 93 D-Index: 27 scientists 94 D-Index: 13 scientists 95 D-Index: 23 scientists 96 D-Index: 12 scientists 97 D-Index: 14 scientists 98 D-Index: 19 scientists 99 D-Index: 16 scientists 100 D-Index: 14 scientists 101 D-Index: 5 scientists 102 D-Index: 21 scientists 103 D-Index: 16 scientists 104 D-Index: 10 scientists 105 D-Index: 7 scientists 106 D-Index: 7 scientists 107 D-Index: 7 scientists 108 D-Index: 6 scientists 109 D-Index: 9 scientists 110 D-Index: 11 scientists 111 D-Index: 12 scientists 112 D-Index: 9 scientists 113 D-Index: 7 scientists 114 D-Index: 3 scientists 115 D-Index: 8 scientists 116 D-Index: 5 scientists 117 D-Index: 11 scientists 118 D-Index: 4 scientists 119 D-Index: 2 scientists 120 D-Index: 5 scientists 121+ D-Index: 100 scientists
30 D-Index 121+

This scientist: 90 D-Index — 95th percentile

95% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 121 D-Index or more.

Overview

Tim H. Sparks is affiliated with the University of Cambridge in the United Kingdom. Their research spans multiple fields with a focus on environmental science and medicine, where they have produced a significant body of work.

The main fields of study in which Tim H. Sparks has published include:

  • Environmental Science
  • Medicine

Within these fields, the scientist has delved into several subfields, notably:

  • Ecology
  • Ecology, Evolution, Behavior and Systematics
  • Global and Planetary Change
  • Small Animals
  • Ecological Modeling

Their research topics cover a range of ecological and environmental themes, including:

  • Avian ecology and behavior
  • Species Distribution and Climate Change
  • Climate variability and models
  • Plant and animal studies
  • Animal Behavior and Reproduction
  • Veterinary Orthopedics and Neurology
  • Meteorological Phenomena and Simulations

Tim H. Sparks has contributed to a variety of academic journals and venues. The most frequent publication outlets include:

  • International Journal of Climatology
  • Journal of Small Animal Practice
  • Frontiers in Veterinary Science
  • Animals
  • European Journal of Ecology

The scientist has authored multiple papers, among which the following are noted for their publication year and venue:

  • Climate change fingerprints in recent European plant phenology, 2020, Global Change Biology
  • The great acceleration of plant phenological shifts, 2022, Nature Climate Change
  • State of the UK Climate 2020, 2021, International Journal of Climatology
  • Plants in the UK flower a month earlier under recent warming, 2022, Proceedings of the Royal Society B Biological Sciences
  • State of the UK Climate 2021, 2022, International Journal of Climatology

Tim H. Sparks frequently collaborates with several co-authors, including:

  • Piotr Tryjanowski
  • Oleg Askeyev
  • Arthur Askeyev
  • Igor Askeyev
  • Mike Kendon

In addition to journal articles, the scientist has contributed to book publications. One identified book is titled Tent City, Seattle, published in 2024 by University of Washington Press eBooks.

Best Publications

  • European phenological response to climate change matches the warming pattern

    Annette Menzel;Tim H. Sparks;Nicole Estrella;Elisabeth Koch

  • Climate change 2007 : impacts, adaptation and vulnerability : Working Group II contribution to the Fourth Assessment Report of the IPCC Intergovernmental Panel on Climate Change

    Tarekegn Abeku;Pamela Abuodha;Francis Adesina;Neil Adger

  • Trophic level asynchrony in rates of phenological change for marine, freshwater and terrestrial environments

    Stephen J. Thackeray;Timothy H. Sparks;Morten Frederiksen;Sarah Burthe

  • Phenological sensitivity to climate across taxa and trophic levels

    Stephen J. Thackeray;Peter A. Henrys;Deborah Hemming;James R. Bell

  • Phenology of British butterflies and climate change

    D. B. Roy;T. H. Sparks

  • Climate change related to egg-laying trends

    Humphrey Q. P. Crick;Timothy H. Sparks

  • Observed changes in seasons: An overview

    T. H. Sparks;A. Menzel

  • Climate change and trophic interactions.

    Richard Harrington;Ian Woiwod;Tim Sparks

  • The Responses of Species to Climate Over Two Centuries: An Analysis of the Marsham Phenological Record, 1736-1947

    T. H. Sparks;P. D. Carey

  • An examination of the relationship between flowering times and temperature at the national scale using long-term phenological records from the UK.

    T. H. Sparks;E. P. Jeffree;C. E. Jeffree

  • Travelling through a warming world: climate change and migratory species.

    Robert A. Robinson;Humphrey Q. P. Crick;Jennifer A. Learmonth;Ilya M. D. Maclean

  • Arrival and Departure Dates

    Esa Lehikoinen;Tim H. Sparks;Mecislovas Zalakevicius

  • Restoration of species‐rich grassland on arable land: assessing the limiting processes using a multi‐site experiment

    Richard F. Pywell;James M. Bullock;Alan Hopkins;Kevin J. Walker

  • Challenging claims in the study of migratory birds and climate change

    Endre Knudsen;Andreas Linden;Christiaan Both;Niclas Jonzen

  • Chilling outweighs photoperiod in preventing precocious spring development.

    Julia Laube;Tim H. Sparks;Tim H. Sparks;Nicole Estrella;Josef Höfler

  • Changes to Airborne Pollen Counts across Europe

    Chiara Ziello;Tim H. Sparks;Nicole Estrella;Jordina Belmonte

  • Global impacts of the 1980s regime shift

    Philip C. Reid;Renata E. Hari;Grégory Beaugrand;David M. Livingstone

  • The effect of arable field margin composition on invertebrate biodiversity

    Bill Meek;Dick Loxton;Tim Sparks;Richard Pywell

  • Climate change fingerprints in recent European plant phenology

    Annette Menzel;Ye Yuan;Michael Matiu;Tim Sparks

  • Trends and temperature response in the phenology of crops in Germany

    Nicole Estrella;Tim H. Sparks;Annette Menzel

  • STATE OF THE CLIMATE IN 2017

    R. Abernethy;Steven A. Ackerman;R. Adler;Adelina Albanil Encarnación

  • Habitat and landscape factors influencing the presence of individual breeding bird species in woodland fragments

    S. A. Hinsley;P. E. Bellamy;I. Newton;T. H Sparks

Frequent Co-Authors

Piotr Tryjanowski
Piotr Tryjanowski University of Life Sciences in Poznań
Annette Menzel
Annette Menzel Technical University of Munich
Nicole Estrella
Nicole Estrella Technical University of Munich
Richard F. Pywell
Richard F. Pywell Natural Environment Research Council
Richard F. Shore
Richard F. Shore Lancaster University
Piotr Skórka
Piotr Skórka Polish Academy of Sciences
Humphrey Q. P. Crick
Humphrey Q. P. Crick Natural England
Jonathan Scourfield
Jonathan Scourfield Cardiff University
David B. Roy
David B. Roy UK Centre for Ecology & Hydrology
Joaquin Trinanes
Joaquin Trinanes National Oceanic and Atmospheric Administration

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