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Researcher · Harvard University · United States

David T. Johnston

David T. Johnston publishes mostly in Paleontology, Ecology and Atmospheric Science, on topics such as Paleontology and Stratigraphy of Fossils, Geology and Paleoclimatology Research and Isotope Analysis in Ecology.

ORCID 0000-0002-2487-1084 OpenAlex
World rank
#77,120
of 7,710,434 ranked researchers
Rank in United States
#29,752
of 1,627,098
Works
196
Citations
12k
Citations per work
59.3
h-index
56
i10-index 89Top 1% in Paleontology
David T. Johnston

What does David T. Johnston research?

David T. Johnston's work is mostly in Earth and Planetary Sciences (47%), Environmental Science (22%).

Physical Sciences: 135 works · 68.7% of their workEarth and Planetary Sciences: 92 works · 46.7% of their workPaleontology: 31 works · 15.7% of their workAtmospheric Science: 25 works · 12.7% of their workGeochemistry and Petrology: 23 works · 11.9% of their workOceanography: 13 works · 6.4% of their workEnvironmental Science: 43 works · 22.0% of their workEcology: 28 works · 14.2% of their workEnvironmental Chemistry: 15 works · 7.8% of their workEverything else: 61 works · 31.3% of their workTHEIR WORKDavid T. Johnston196works
Physical Sciences69%

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. Earth and Planetary Sciences9246.7%
    2. Environmental Science4322.0%
  2. Everything else6131.3%
  1. 1Paleontology16% of their works
  2. 2Ecology14% of their works
  3. 3Atmospheric Science13% of their works
  4. 4Geochemistry and Petrology12% of their works
  5. 5Environmental Chemistry8% of their works
  6. 6Oceanography6% of their works

Research topics

Which keywords describe David T. Johnston's research?

The keywords of their largest research topics: Climate Change, Paleoproductivity, Paleoredox, Glacial Cycles, Paleoclimatology, Stable Isotopes, Trophic Position and Groundwater.

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. The words come from the keyword list OpenAlex gives each topic, not from the text of the papers, so a word can appear that none of the papers uses.

All 17 words, with their numbers
  1. Climate Change982 topics
  2. Paleoproductivity811 topic
  3. Paleoredox811 topic
  4. Glacial Cycles621 topic
  5. Paleoclimatology621 topic
  6. Stable Isotopes441 topic
  7. Trophic Position441 topic
  8. Groundwater361 topic
  9. Isotopes361 topic
  10. Manganese Oxides271 topic
  11. Rare Earth Elements271 topic
  12. Anaerobic251 topic
  13. Marine Microbes251 topic
  14. Methane Oxidation251 topic
  15. Microbial Biogeography251 topic
  16. Geochronology231 topic
  17. Zircon231 topic

Where does David T. Johnston work?

David T. Johnston's main affiliation in the publication record is Harvard University, United States.

How many publications and citations does David T. Johnston have?

OpenAlex counts 196 works and 11,621 citations for David T. Johnston, an h-index of 56, ranking #77,120 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised citation 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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