World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
33
Citations
3822
World Ranking
7914
National Ranking
95

Izak P.J. Smit 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 Izak P.J. Smit 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: 108 publications — 24th percentile

24% of scientists in this discipline score the same or lower.

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

Izak P.J. Smit 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 Izak P.J. Smit 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: 33 D-Index — 8th percentile

8% of scientists in this discipline score the same or lower.

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

Overview

Izak P.J. Smit is affiliated with South African National Parks in South Africa, where they contribute primarily to the field of Environmental Science. Their research focus spans several interconnected subfields, including Global and Planetary Change, Ecology, Nature and Landscape Conservation, Management, Monitoring, Policy and Law, and Sociology and Political Science.

Their scholarly output emphasizes topics such as Ecology and Vegetation Dynamics Studies, Fire Effects on Ecosystems, Wildlife Ecology and Conservation, Conservation, Biodiversity and Resource Management, Land Use and Ecosystem Services, Rangeland and Wildlife Management, and Rangeland Management and Livestock Ecology.

Recent papers authored or co-authored by Izak P.J. Smit include:

  • "Sustainability of protected areas: Vulnerabilities and opportunities as revealed by COVID-19 in a national park management agency" (2021), Biological Conservation
  • "Cultural ecosystem services as complex outcomes of people-nature interactions in protected areas" (2020), Ecosystem Services
  • "Recent droughts in the Kruger National Park as reflected in the extreme climate index" (2020), African Journal of Range and Forage Science
  • "Megaherbivore response to droughts under different management regimes: lessons from a large African savanna" (2020), African Journal of Range and Forage Science
  • "Managing biodiversity in the Anthropocene: discussing the Nature Futures Framework as a tool for adaptive decision-making for nature under climate change" (2022), Sustainability Science

The scientist has frequently published in journals such as African Journal of Range and Forage Science, Koedoe, Biological Conservation, Conservation Science and Practice, and Journal of Applied Ecology.

Collaborative work forms an important part of their research, with frequent co-authors including Tercia Strydom, Dirk J. Roux, Stefanie Freitag, Bernard W. T. Coetzee, and Marcel Urban. These collaborations reflect a network spanning diverse expertise in environmental and ecological sciences.

Best Publications

  • Mapping tree species composition in South African savannas using an integrated airborne spectral and LiDAR system

    Moses Azong Cho;Renaud Mathieu;Gregory P. Asner;Laven Naidoo

  • Do artificial waterholes influence the way herbivores use the landscape? Herbivore distribution patterns around rivers and artificial surface water sources in a large African savanna park

    Izak P.J. Smit;Izak P.J. Smit;Cornelia C. Grant;Bernard J. Devereux

  • Ecology of grazing lawns in Africa

    Gareth P. Hempson;Gareth P. Hempson;Sally Archibald;Sally Archibald;William J. Bond;William J. Bond;Roger P. Ellis

  • Effects of fire on woody vegetation structure in African savanna

    Izak P. J. Smit;Gregory P. Asner;Navashni Govender;Ty Kennedy-Bowdoin

  • Ecosystem‐scale effects of megafauna in African savannas

    Gregory P. Asner;Nicholas Vaughn;Izak P. J. Smit;Izak P. J. Smit;Shaun Levick

  • An examination of the potential efficacy of high-intensity fires for reversing woody encroachment in savannas

    Izak P. J. Smit;Izak P. J. Smit;Gregory P. Asner;Navashni Govender;Navashni Govender;Nicholas R. Vaughn

  • Predicting the Effects of Woody Encroachment on Mammal Communities, Grazing Biomass and Fire Frequency in African Savannas

    Izak P. J. Smit;Herbert H. T. Prins

  • Sustainability of protected areas: Vulnerabilities and opportunities as revealed by COVID-19 in a national park management agency

    M. Kyle S. Smith;Izak P.J. Smit;Izak P.J. Smit;Louise K. Swemmer;Mohlamatsane M. Mokhatla

  • Disruption of Rhino Demography by Poachers May Lead to Population Declines in Kruger National Park, South Africa

    Sam M. Ferreira;Cathy Greaver;Grant A. Knight;Mike H. Knight

  • Impact of communal land use and conservation on woody vegetation structure in the Lowveld savannas of South Africa

    K.J. Wessels;R. Mathieu;B.F.N. Erasmus;G.P. Asner

  • The ongoing development of a pragmatic and adaptive fire management policy in a large African savanna protected area

    Brian W. van Wilgen;Navashni Govender;Izak P.J. Smit;Sandra MacFadyen

  • Finding Common Ground between Adaptive Management and Evidence-Based Approaches to Biodiversity Conservation.

    Lindsey Gillson;Harry Biggs;Izak P.J. Smit;Izak P.J. Smit;Malika Virah-Sawmy

  • Toward structural assessment of semi-arid African savannahs and woodlands: The potential of multitemporal polarimetric RADARSAT-2 fine beam images

    Renaud Mathieu;Laven Naidoo;Moses A. Cho;Brigitte Leblon

  • Landscape‐scale sexual segregation in the dry season distribution and resource utilization of elephants in Kruger National Park, South Africa

    I. P. J. Smit;I. P. J. Smit;C. C. Grant;I. J. Whyte

  • Unsustainable fuelwood extraction from South African savannas.

    K J Wessels;K J Wessels;M S Colgan;B F N Erasmus;G P Asner

  • Rainfall, geology and landscape position generate large-scale spatiotemporal fire pattern heterogeneity in an African savanna

    Izak P.J. Smit;Chris F. Smit;Navashini Govender;Michael J. Van der Linde

  • Surface Moisture and Vegetation Cover Analysis for Drought Monitoring in the Southern Kruger National Park Using Sentinel-1, Sentinel-2, and Landsat-8

    Marcel Urban;Christian Berger;Tami E. Mudau;Kai Heckel

  • Management intervention affects river-bound spatial dynamics of elephants

    Izak P.J. Smit;Sam M. Ferreira

  • Kruger National Park research supersites: Establishing long-term research sites for cross-disciplinary, multiscaled learning

    Izak P.J. Smit;Edward S. Riddell;Carola Cullum;Robin Petersen

  • Managing surface-water in a large semi-arid savanna park: Effects on grazer distribution patterns

    I.P.J. Smit;I.P.J. Smit;C.C. Grant

  • Elephants and water provision: what are the management links?

    I. P. J. Smit;C. C. Grant;I. J. Whyte

  • Impact of communal land use and conservation on woody vegetation structure in the Lowveld savannas o

    Konrad J. Wessels;Renaud Mathieu;Barend Erasmus;Gregory P. Asner

Frequent Co-Authors

Gregory P. Asner
Gregory P. Asner Arizona State University
Konrad J Wessels
Konrad J Wessels George Mason University
Michael J. Peel
Michael J. Peel Cardiff University
Christiane Schmullius
Christiane Schmullius Friedrich Schiller University Jena
Renaud Mathieu
Renaud Mathieu International Rice Research Institute
Sally Archibald
Sally Archibald University of the Witwatersrand
Shaun R. Levick
Shaun R. Levick Commonwealth Scientific and Industrial Research Organisation
Herbert H. T. Prins
Herbert H. T. Prins Wageningen University & Research
William J. Bond
William J. Bond University of Cape Town
David E. Knapp
David E. Knapp Arizona State University

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Related Online Degrees & Career Pathways

Pursuing a degree in Ecology and Evolution opens the door to diverse interdisciplinary career options. Many students interested in environmental science, the biological sciences, or understanding complex systems also consider studies in related fields, such as counseling or psychology, to address broader human and societal challenges.

Graduates may find value in programs like online clinical mental health counseling programs or the flexibility of counseling masters programs online. These pathways can help individuals support community well-being and resilience, incorporating ecological knowledge into mental health initiatives.

Other students may be drawn to the intersection of psychology and law, with specialized options like a forensic psychology degree. Those interested in developmental science or advocacy can explore an online masters in child psychology, focusing on youth well-being in the face of environmental change.

Exploring these online degree programs expands career opportunities in research, policy, education, and mental health—all valuable for those passionate about the future of ecosystems, populations, and communities.

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