A. Hope Jahren

A. Hope Jahren publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where A. Hope Jahren sits on this spectrum.

A. Hope Jahren D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where A. Hope Jahren sits on this spectrum.

Research.com Recognitions

• 2001 - Young Scientist Award (Donath Medal), The Geological Society of America
• Fellow of the Geological Society of America
• Fellow of the Geological Society of America

Best Publications

• Can C3 plants faithfully record the carbon isotopic composition of atmospheric carbon dioxide

  Nan Crystal Arens;A. Hope Jahren;Ronald Amundson

  517
  Citations

• Terrestrial record of methane hydrate dissociation in the Early Cretaceous

  A. Hope Jahren;Nan Crystal Arens;Gustavo Sarmiento;Javier Guerrero

  376
  Citations

• Methane Release from Igneous Intrusion of Coal during Late Permian Extinction Events

  Gregory J. Retallack;A. Hope Jahren

  274
  Citations

• Middle-Late Permian mass extinction on land

  Gregory J. Retallack;Christine A. Metzger;Tara Greaver;A. Hope Jahren

  228
  Citations

• Humidity estimate for the middle Eocene Arctic rain forest

  A. Hope Jahren;Leonel Silveira Lobo Sternberg

  139
  Citations

• Carbon Isotope Excursion in Atmospheric CO2 at the Cretaceous-Tertiary Boundary: Evidence from Terrestrial Sediments

  Unknown

  138
  Citations

• Global increase in plant carbon isotope fractionation following the Last Glacial Maximum caused by increase in atmospheric pCO2

  Unknown

  128
  Citations

• The Arctic Forest of the Middle Eocene

  Unknown

  117
  Citations

• Annual patterns within tree rings of the Arctic middle Eocene (ca. 45 Ma): Isotopic signatures of precipitation, relative humidity, and deciduousness

  A. Hope Jahren;Leonel S.L. Sternberg

  98
  Citations

• Determining Stone Tool Use: Chemical and Morphological Analyses of Residues on Experimentally Manufactured Stone Tools

  A.H. Jahren;N. Toth;K. Schick;J.D. Clark

  95
  Citations

• The Permian-Triassic boundary in Antarctica

  G.J. Retallack;A.H. Jahren;N.D. Sheldon;R. Chakrabarti

  92
  Citations

• Reconciliation of marine and terrestrial carbon isotope excursions based on changing atmospheric CO 2 levels

  Unknown

  88
  Citations

• The biogeochemical consequences of the mid-Cretaceous superplume

  Unknown

  83
  Citations

• Stable carbon isotope composition of Poaceae pollen and its potential in paleovegetational reconstructions

  Ronald Amundson;Rand R. Evett;A.Hope Jahren;James Bartolome

  80
  Citations

• A 23 m.y. record of low atmospheric CO2

  Unknown

  76
  Citations

• The carbon stable isotope composition of pollen

  Unknown

  73
  Citations

• Evaluation of a Novel Isotope Biomarker for Dietary Consumption of Sweets

  Edwina H. Yeung;Christopher D. Saudek;A. Hope Jahren;Wen Hong Linda Kao

  70
  Citations

• Molecular and petrographic indicators of redox conditions and bacterial communities after the F/F mass extinction (Kowala, Holy Cross Mountains, Poland)

  Leszek Marynowski;Michał Rakociński;Ewelina Borcuch;Barbara Kremer

  68
  Citations

• Megafaunal isotopes reveal role of increased moisture on rangeland during late Pleistocene extinctions

  M. Timothy Rabanus-Wallace;Matthew J. Wooller;Grant D. Zazula;Elen Shute;Elen Shute

  55
  Citations

• A plate tectonic mechanism for methane hydrate release along subduction zones

  A. Hope Jahren;Clinton P. Conrad;Nan Crystal Arens;German Mora

  51
  Citations