31 results on '"Bettis, E. Arthur"'
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2. Last appearance of Homo erectus at Ngandong, Java, 117,000-108,000 years ago
3. Using magnetic fly ash to identify post-settlement alluvium and its record of atmospheric pollution, central USA
4. Composition of clay-fraction organic matter in Holocene paleosols revealed by advanced solid-state NMR spectroscopy
5. Loess origin, transport, and deposition over the past 10,000 years, Wrangell-St. Elias National Park, Alaska
6. Chronology and provenance of last-glacial (Peoria) loess in western Iowa and paleoclimatic implications
7. Radiocarbon dating late Quaternary loess deposits using small terrestrial gastropod shells
8. Vertical distribution of total carbon, nitrogen and phosphorus in riparian soils of Walnut Creek, southern Iowa
9. Origin and paleoclimatic significance of late Quaternary loess in Nebraska: evidence from stratigraphy, chronology, sedimentology, and geochemistry
10. Isotopic evidence for the diversity of late Quaternary loess in Nebraska: glaciogenic and nonglaciogenic sources
11. Evidence for increased cool season moisture during the middle Holocene
12. Cultural transformations in the Keller and Bluff Top Mounds
13. Impact of sample preparation methods for characterizing the geochemistry of soils and sediments by portable X‐ray fluorescence.
14. NEW CONVENTIONS FOR THE DESIGNATION OF SOIL HORIZONS AND LAYERS
15. AN ARCHAEOLOGICAL AND GEOMORPHOLOGICAL SURVEY IN THE CENTRAL DES MOINES RIVER VALLEY, IOWA
16. Surfical studies: archaeological geology; geomorphology & quaternary geology; polar research; volcanology
17. The Migration Diary of a Knickpoint in a Channelized Stream With a Cohesive Bed.
18. Approaches and challenges to the study of loess—Introduction to the LoessFest Special Issue.
19. Origin of last-glacial loess in the western Yukon-Tanana Upland, central Alaska, USA.
20. A multi-proxy study of Holocene environmental change recorded in alluvial deposits along the southern coast of the Pampa region, Argentina.
21. Loess origin, transport, and deposition over the past 10,000years, Wrangell-St. Elias National Park, Alaska.
22. Paleobiology of Jefferson's Ground Sloth (Megalonyx jeffersonii) Derived from Three Contemporaneous, Ontogenetically Distinct Individuals Recovered from Southwestern Iowa, U.S.A.
23. Way out of Africa: Early Pleistocene paleoenvironments inhabited by Homo erectus in Sangiran, Java
24. Landscape evolution, alluvial architecture, environmental history, and the archaeological record of the Upper Mississippi River Valley
25. Patterns in Holocene colluvium and alluvial fans across the prairie-forest transition in the midcontinent USA.
26. The effects of temporal and spatial patterns of Holocene erosion and alluviation on the archaeological record of the Central and Eastern Great Plains, U.S.A.
27. Analysis of science team activities during the 1999 Marsokhod Rover Field Experiment: Implications for automated planetary surface exploration.
28. Geological analysis of the Silver Lake Marsokhod field test from ground-truth sampling and mapping.
29. Holocene and late pleistocene geology of the napoleon hollow site in the lower Illinois Valley, Thomas R. Styles, 1985, Kampsville Archaeological Center, Research Series Volume 5, 146 + xviii pp., $7.95, paper.
30. New 1.5 million-year-old Homo erectus maxilla from Sangiran (Central Java, Indonesia)
31. Holocene vegetation changes along the southeastern coast of the Argentinean Pampa grasslands in relation to sea-level fluctuations and climatic variability: Palynological analysis of alluvial sequences from Arroyo Claromecó
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