• Publications
  • Influence
Spatial Response of Mammals to Late Quaternary Environmental Fluctuations
Analyses of fossil mammal faunas from 2945 localities in the United States demonstrate that the geographic ranges of individual species shifted at different times, in different directions, and atExpand
  • 545
  • 20
Late Quaternary climates and environments of the Edwards Plateau, Texas
Abstract Fossil vertebrate, pollen, and plant macrofossil data from the Edwards Plateau, Texas and throughout the southcentral United States permit reconstruction of regional changes in temperatureExpand
  • 136
  • 18
Culturable Microbial Diversity and the Impact of Tourism in Kartchner Caverns, Arizona
Kartchner Caverns in Benson, AZ, was opened for tourism in 1999 after a careful development protocol that was designed to maintain predevelopment conditions. As a part of an ongoing effort toExpand
  • 104
  • 10
Precise timing and rate of massive late Quaternary soil denudation
Strontium isotopes are a unique tool to study soil-erosion dynamics. Changes in Sr isotope ratios ( 87 Sr/ 86 Sr) provide a record of late Quaternary landscape denudation of the Edwards Plateau ofExpand
  • 46
  • 7
  • PDF
Fluvial response to Late Quaternary climatic and environmental change, Edwards Plateau, Texas
Abstract Radiocarbon-controlled late Pleistocene to modern stratigraphic frameworks for fluvial systems that drain the Edwards Plateau, westcentral Texas, coupled with reconstruction of climatic andExpand
  • 96
  • 6
Stalactite growth as a free-boundary problem: a geometric law and its platonic ideal.
The chemical mechanisms underlying the growth of cave formations such as stalactites are well known, yet no theory has yet been proposed which successfully accounts for the dynamic evolution of theirExpand
  • 74
  • 3
  • PDF
Bacterial and Archaeal Community Structure of Two Adjacent Calcite Speleothems in Kartchner Caverns, Arizona, USA
Information concerning the bacterial and archaeal communities present on calcite speleothems in carbonate caves is of interest because the activity of these microbes has been implicated as aExpand
  • 38
  • 2
Temporal Changes in Body Mass and Body Condition of Cave-Hibernating Bats During Staging and Swarming
Abstract The rapid colonization of the Pseudogymnoascus destructans fungus across cave systems in eastern North America and the associated bat mortalities (white-nose syndrome; WNS), necessitatesExpand
  • 12
  • 2
  • PDF