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Researcher · NatureServe · United States

Geoffrey A. Hammerson

Geoffrey A. Hammerson publishes mostly in Ecology, Global and Planetary Change and Ecological Modeling, on topics such as Species Distribution and Climate Change, Amphibian and Reptile Biology and Wildlife Ecology and Conservation.

OpenAlex
World rank
#2,071,342
of 7,710,434 ranked researchers
Rank in United States
#626,247
of 1,627,098
Works
26
Citations
4.8k
Citations per work
183.5
h-index
14
i10-index 16Top 41% in Ecology
Geoffrey A. Hammerson

What does Geoffrey A. Hammerson research?

Geoffrey A. Hammerson's work is mostly in Environmental Science (68%), Agricultural and Biological Sciences (16%).

Physical Sciences: 18 works · 67.6% of their workEnvironmental Science: 18 works · 67.6% of their workEcology: 10 works · 39.4% of their workEcological Modeling: 3 works · 11.3% of their workGlobal and Planetary Change: 3 works · 11.3% of their workNature and Landscape Conservation: 1 works · 5.6% of their workEverything else: 4 works · 16.9% of their workLife Sciences: 4 works · 15.5% of their workAgricultural and Biological Sciences: 4 works · 15.5% of their workEcology, Evolution, Behavior and Systematics: 3 works · 9.9% of their workPlant Science: 1 works · 5.6% of their workTHEIR WORKGeoffrey A.Hammerson26works
Life Sciences16%Physical Sciences68%

Their six largest subfields, inside their fields and domains; the grey slice is everything else they publish. The interactive view splits every one of their works down to single topics.

The fields and subfields, with their numbers
    1. Environmental Science1867.6%
  2. Everything else416.9%
    1. Agricultural and Biological Sciences415.5%
  1. 1Ecology39% of their works
  2. 2Global and Planetary Change11% of their works
  3. 3Ecological Modeling11% of their works
  4. 4Ecology, Evolution, Behavior and Systematics10% of their works
  5. 5Nature and Landscape Conservation6% of their works
  6. 6Plant Science6% of their works

Research topics

Which keywords describe Geoffrey A. Hammerson's research?

The keywords of their largest research topics: Climate Change, Biodiversity, Conservation Biology, Population Dynamics, Conservation, Metabolic Rate, Amphibian Declines and Chytridiomycosis.

Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most.

All 23 words, with their numbers
  1. Climate Change305 topics
  2. Biodiversity204 topics
  3. Conservation Biology162 topics
  4. Population Dynamics152 topics
  5. Conservation133 topics
  6. Metabolic Rate92 topics
  7. Amphibian Declines81 topic
  8. Chytridiomycosis81 topic
  9. Ecological Niche81 topic
  10. Invasive Species82 topics
  11. Species Distribution Modeling81 topic
  12. Animal Movement71 topic
  13. Occupancy Rates71 topic
  14. Ecosystem51 topic
  15. Physiological Adaptation51 topic
  16. Sagebrush51 topic
  17. Temperature51 topic
  18. Attitudes41 topic
  19. Bats41 topic
  20. Flagship Species41 topic
  21. Hibernation41 topic
  22. Beaver Dams31 topic
  23. Ecosystem Engineering31 topic

Where does Geoffrey A. Hammerson work?

Geoffrey A. Hammerson's main affiliation in the publication record is NatureServe, United States.

How many publications and citations does Geoffrey A. Hammerson have?

OpenAlex counts 26 works and 4,772 citations for Geoffrey A. Hammerson, an h-index of 14, ranking #2,071,342 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.

Papers, co-authors, who cited this work and researchers on the nearest topics have tabs of their own, above. Is this your page? Claim it with your ORCID iD, or request a correction or removal.

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