71 Publications (Page 1 of 3)
2026
Combustion controls on sedimentary charcoal: Experimental insights for Quaternary paleofire interpretations. Quaternary International
. | Journal Article
 
Early Pleistocene ecosystem turnover in South Siberia linked to abrupt regional cooling. Nature Geoscience
. | Journal Article
 
Neotropical plant species produce charcoal particles distinguishable by morphometrics and morphotypes. Evolving Earth
. | Journal Article
 
New evidence for a 179 ka age of the Old Crow tephra. Quaternary Science Reviews
. | Journal Article
 
Policy and management implications of smoking-caused wildfire ignitions in Acadia National Park. Journal of Outdoor Recreation and Tourism
. | Journal Article
 
Publisher Correction: Early Pleistocene ecosystem turnover in South Siberia linked to abrupt regional cooling. Nature Geoscience
. | Journal Article
 
Twenty-first century emergence of alpine fire in Central African mountains. Nature
. | Journal Article
2025
Charcoal source area in a landscape dominated by human fire use. The Holocene
. | Journal Article
 
Distinct latitudinal gradients define Holocene fire trends across the southeastern USA. Quaternary Science Reviews
. | Journal Article
 
Heavy metal-based bat guano chronologies: A cautionary tale. The Holocene
. | Journal Article
 
Holocene population baselines of an endangered bat in the southeastern US: multi-millennial resilience to climate change and humans. Environmental Research Communications
. | Journal Article
 
Sampling consistency matters — Stable isotopes (d15N and d13C) exhibit wide variation among individuals within bee species native to North America (Hymenoptera: Apidae)
 
Seasonal variations of dissolved silicon in a karst bamboo forest soil-plant system. CATENA
. | Journal Article
 
Testing assumptions of spheroidal carbonaceous particle (SCP) quantification at very low concentrations: Implications for dating geologic archives. Quaternary Science Reviews
. | Journal Article
 
The Influence of Carbon Dioxide and Precession on Western North American Hydroclimate and Pacific Sea Surface Temperature During the Holocene. Paleoceanography and Paleoclimatology
. | Journal Article
2024
Bat guano isotope systems (δ13C, δ15N, and δ2H) integrate environmental, climatic, and ecological signals. Quaternary Science Reviews
. | Journal Article
 
Central Appalachian paleofire reconstruction reveals fire-climate-vegetation dynamics across the last glacial-interglacial transition. Quaternary Science Reviews
. | Journal Article
 
Fire in Feces: Bats Reliably Record Fire History in Their Guano. Geophysical Research Letters
. | Journal Article
 
Morphometric characteristics of charcoal produced from plants native to the southeastern United States of America (USA) The Holocene
. | Journal Article
2023
A Meta-Analysis of Studies Attributing Significance to Solar Irradiance
Vachula, Richard S. and Cheung, Anson H.
Earth and Space Science, vol. 10. | Journal Article
 
Beringia and the peopling of the Western Hemisphere
Hoffecker, J.F.⋅Elias, S.A.⋅Scott, G.R.⋅O’rourke, D.H.⋅Potapova, O.⋅Pitulko, V.⋅Pavlova, E.⋅Bourgeon, L. and Vachula, R.S.
Proceedings of the Royal Society B: Biological Sciences, vol. 290. | Journal Article
 
Mid–Miocene Palaeofire and Its Complex Relationship With Vegetation Changes in the Wushan Basin, Northeastern Tibetan Plateau, China: Evidence From a High–Resolution Charcoal Record. Paleoceanography and Paleoclimatology
. | Journal Article
 
Northern Norway paleofire records reveal two distinct phases of early human impacts on fire activity. The Holocene
. | Journal Article
 
Pre‐Industrial (1750–1850 CE) Cold Season Warmth in Northeastern China. Geophysical Research Letters
. | Journal Article
 
The DiSCPersal model: A simple model for the small-scale atmospheric transport of spheroidal carbonaceous particles (SCPs) Chemosphere
. | Journal Article