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The AAPG/Datapages Combined Publications Database
Showing 724 Results. Searched 196,121 documents.
PALEOECOLOGIC SIGNIFICANCE OF MALACOFAUNA, OLDUVAI GORGE, TANZANIA
CLAUDIA C. JOHNSON, JACKSON K. NJAU, DIRK VAN DAMME, KATHY SCHICK, NICHOLAS TOTH
PALAIOS
... suggests either episodic or prolonged periods of drought and hence corroborates the reconstruction with either seasonal (floodplain) or episodic flooding...
2016
Canyonlands, A Brief History
D. L. Baars
Four Corners Geological Society
... a drought set in as at Mesa Verde, and the climate became much like that of today with generally arid conditions prevailing and rain coming only...
1987
The Copley Oil Pool of West Virginia
David B. Reger
AAPG Bulletin
... no pipe lines available, earthen dams were built across Sand Fork, which, fortunately, was almost empty of water on account of a protracted drought...
1927
Archeology of the Uinta Basin
Joel D. McNamara
Utah Geological Association
... of these peoples. Theories such as competition with northward encroaching Numic populations or a drought condition that affected the subsistence base...
1985
Muddying the waters: modeling the effects of early land plants in Paleozoic estuaries
Muriel Z. M. Bruckner, William J. Mcmahon, Maarten G. Kleinhans
PALAIOS
... is owed to: (1) increased resilience to external stresses (submersion time, drought period, flow velocity, and bed-level changes) via the evolution...
2021
Low-Temperature Thermal Water in the Santa Clara and Virgin River Valleys, Washington County, Utah
Steven N. Sommer, Karin E. Budding
Utah Geological Association
... was completed, the region has experienced a drought lasting more than 6 years and a 5.9 ML earthquake that have likely led to changes in the hydrothermal...
1994
Dilemmas in Regulating Debris-Flow Hazards in Davis County, Utah
Jeffrey R. Keaton
Utah Geological Association
... Geologists, v. 27, no. 1, p. 73–83. Neilson, R.P., and Wullstein, L.H., 1985, Comparative drought physiology and biogeography of Quercus gambelii and Quercus...
1995
Sedimentological and geochemical characterization of microbial mats from Lagoa Vermelha (Rio de Janeiro, Brazil)
Caio Bittencourt Guedes, Michele Correia Arena, Hélisson Nascimento dos Santos, Bruno Valle, Jeferson de Andrade Santos, Julia Favoreto, Leonardo Borghi
Journal of Sedimentary Research (SEPM)
... with specific mineralogy. Wet and drought periods and terrigenous income are interpreted on the basis of the mineral assemblage of each layer. A) Layer E...
2022
New Orleans-South Hancock Holocene Barrier Trends and Origins of Lake Pontchartrain
Ervin G. Otvos, Jr.
GCAGS Transactions
... the southeast or a sustained period of intensive drought, during which saline Gulf waters reached the Lake through Lake Borgne and the passes. A steady, gradual...
1978
Threats Faced by Groundwater: A Preliminary Study in Kuala Selangor
Umi Amira Jamaluddin, Jasni Yaakub, Saim Suratman, Joy Jacqueline Pereira
Geological Society of Malaysia (GSM)
... to penetrate into the Earth, increasing soil dryness and eventually resulting in drought (Kumar, 2012). Changes in evapotranspiration patterns affect...
2016
Copley Oil Pool of West Virginia
David B. Reger
AAPG Special Volumes
... empty of water on account of a protracted drought, and this expedient, in addition to a careful guard against fire, saved much of the oil until a line...
1929
Origins of Permanent Inlets Separating Barrier Islands and Influence of Drowned Valleys on Tidal Records Along the Gulf Coast of Texas
W. Armstrong Price , Robert H. Parker
GCAGS Transactions
... not be kept fully operative in the droughts of the early 1950's and mid-1960's. Therefore, in order to maintain the opening during the last drought...
1979
A Study of Some Great Basin Lake Sediments of California, Nevada and Oregon
R. R. Shrock, A. A. Hunzicker
Journal of Sedimentary Research (SEPM)
... on basin floors in se tions that are accessible. The drought of the past three years has exposed lake floors that have been covered with water for many...
1935
Baseline Water-Quality Data for the Sugarville Area of Millard County, Utah, with Emphasis on Nitrate Concentrations in the Shallow Unconfined Aquifer
Mike Lowe, Janae Wallace, J. Scott Horn
Utah Geological Association
... Geological Survey, in cooperation with the Utah State Engineer, began ground-water investigations following a drought period from 1926 to 1935. Woolley (1947...
2007
The Alluvial Records of Buckskin Wash, Utah
Jonathan E. Harvey, Joel L. Pederson, Tammy M. Rittenour
Utah Geological Association
... societies around A.D. 1200. The cause of this rapid disappearance of cultural activity is debated, though severe drought and prehistoric arroyo cutting have...
2010
Data-driven Approach to Quantify Oilfield Water Lifecycle and Economics in the Permian Basin
Akash Sharma, Ian Thomasset
Unconventional Resources Technology Conference (URTEC)
... management and utilization is key in optimizing operations. At a high level, drought, municipal non-potable sources, produced water volumes, seismicity, SWD...
2019
Deformational Structures in Brazilian Coastal Dunes
Edwin D. Mckee, Joao Jose Bigarella
Journal of Sedimentary Research (SEPM)
... trees, shrubs, cactus, and other drought-resistant plants in definite successive belts (Dansereau, 1950). DUNE CHARACTERISTICS Form Dunes along...
1972
Lake Chad: Geochemistry and Sedimentary Aspects of a Shallow Polymictic Lake
John S. Mothersill
Journal of Sedimentary Research (SEPM)
...------------------------ serious drought conditions prevalent in West Africa for the last nine years. The diurnal thermal stratification noted in this survey was documented...
1975
Depositional Model of Point Bars in the Lower Wabash River
Roscoe G. Jackson II
Journal of Sedimentary Research (SEPM)
... this time therefore might differ from those mapped during a drought cycle r even during a period of "normal" runoff. The combination through FIG. 18...
1976
Aquatic Science Education Pathway from Headwaters to Ocean is a Model for Place-Based Experiential Learning for Protecting and Stewarding Gulf States‘ Freshwater and Marine Resources
Rudolph A. Rosen, Erin Scanlon, Johnnie Smith
GCAGS Transactions
... and community action. Studies confirm a crisis in education about water in the U.S., the significance of which is only multiplied as drought conditions...
2016
Algal Aragonite-encrusted Pisoids from a Lower Carboniferous Schizohaline Lagoon
V. P. Wright
Journal of Sedimentary Research (SEPM)
... by climatic effects; e.g., high salinity in Baffin Bay corresponds to periods of drought, and low salinities correspond to hurricane induced floods or heavy...
1981
Brackish Water and its Structural Implications in Great Carolina Ridge, North Carolina
H. E. LeGrand
AAPG Bulletin
... by fresh-water streams. The seepage in the stream channel occurs in a zone less than 900 feet long. During the drought of September, 1954, the chloride...
1955
Holocene Alternation of Meandering and Anastomosing Fluvial Systems in the Rhine-Meuse Delta (Central Netherlands) Controlled by Sea-Level Rise and Subsoil Erodibility
Torbjorn E. Tornqvist
Journal of Sedimentary Research (SEPM)
..., Montreal, v. 12, p. 37-47. JACOBBERGER, P.A., 1988, Drought-related changes to geomorphologic processes in central Mali: Geological Society of America...
1993
Developments in Coal in 1988
Samuel A. Friedman , Richard W. Jones , Colin G. Treworgy , Kenneth C. Ashton , J. A. Aylsworth
AAPG Bulletin
... to the increased demand for use in coal-fired electricity plants in response to decreased power generation at hydroelectric plants (caused by drought conditions...
1989
Hierarchical Levels of Heterogeneity in a Mississippi River Meander Belt and Application to Reservoir Systems: Geologic Note (1)
DOUGLAS W. JORDAN and WAYNE A. PRYOR
AAPG Bulletin
... fluctuations (Figure 14), normally as much as 30 ft (9 m) and during drought periods more than 60 ft (18 m), result in periodic exposure of large parts...
1992