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The AAPG/Datapages Combined Publications Database
Showing 724 Results. Searched 196,194 documents.
The Depositional Record of Sandy, Versicolored Tidal Flats (Mellum Island, Southern North Sea)
Gisela Gerdes, Wolfgang E. Krumbein, Hans-E. Reineck
Journal of Sedimentary Research (SEPM)
... weather favors the growth of the drought-resistant cyanobacteria and prevents growth of the green algae. In August, we found that the concentrations...
1985
Origin, Varves, and Cycles of Jurassic Todilto Formation, New Mexico
Roger Y. Anderson , Douglas W. Kirkland
AAPG Bulletin
... the Todilto basin. The periods of mass mortality that caused the death assemblages might have been caused by drought or floods. This new interpretation...
1960
Annually Laminated Sequences in the Internal Structure of Some Belgian Stalagmites--Importance for Paleoclimatology
Dominique Genty , Yves Quinif
Journal of Sedimentary Research (SEPM)
... chosen because they include an entire annual cycle. The annual average is 246.4 mm, but it varies widely from year to year: during the drought...
1996
Holocene Lake Level and Climate Change Inferred from Marl Stratigraphy of the Cayuga Lake Basin, New York
Henry T. Mullins
Journal of Sedimentary Research (SEPM)
... to the traditional view of mid-Holocene drought. However, Hypsithermal climate and lake levels in the Finger Lakes region were not stable; rather...
1998
The Paleohydrology of Lower Cretaceous Seasonal Wetlands, Isle of Wight, Southern England
V. Paul Wright , Kevin G. Taylor , Victoria H. Beck
Journal of Sedimentary Research (SEPM)
.... The floral evidence implies that fire was an important environmental factor, with forests of fire-adapted and drought-adapted trees growing close to sites...
2000
High-Resolution Subsurface (Gpr) Imaging and Sedimentology of Coastal Ponds, Maine, U.S.A.: Implications for Holocene Back-Barrier Evolution
Ilya V. Buynevich, Duncan M. Fitzgerald
Journal of Sedimentary Research (SEPM)
... due to disease and deforestation. Drought and forest fires were also proposed as possible causes of parabolic dune migration (Nelson 1979...
2003
Seismic Architecture and Lithofacies of Turbidites in Lake Mead (Arizona and Nevada, U.S.A.), an Analogue for Topographically Complex Basins
David C. Twichell, Veeann A. Cross, Andrew D. Hanson, Brenda J. Buck, Jonathan G. Zybala, Mark J. Rudin
Journal of Sedimentary Research (SEPM)
..., and prolonged drought between 2000 and 2002 has caused the recent lowering of lake level. Figure 2. Lake elevation (gray shading) and peak annual discharge...
2005
Geologic and baseline groundwater evidence for naturally occurring, shallowly sourced, thermogenic gas in northeastern Pennsylvania
Brent Wilson
AAPG Bulletin
... and anthropogenically induced changes to the water table. The most notable natural cause was drought conditions. A correlation also exists between methane...
2014
The Sun / Earth Climate System: A Geoscience Perspective, by Arthur R. Green, #70014 (2005).
Search and Discovery.com
2005
Field Trip B2: The Joggins Cliffs of Nova Scotia: Lyell & Cos Coal Age Galapagos
J. H. Calder, M. R. Gibling, M. C. Rygel
Atlantic Geoscience Society Special Publications
... of small to medium-sized tetrapods possibly represent animals drawn to the waterhole during drought when surface water was scarce elsewhere. which...
2005
Fruit Dispersal Ecology of Woody Taxa in Temperate to Tropical Forests of China and Japan
Ute C. Knörr, Johanna Kovar-Eder, Petr Mazouch, Anita Roth-Nebelsick
PALAIOS
... drought period has already been shown for neotropical forests (Justiniano and Fredericksen, 2000; Griz and Machado, 2001). The similar proportions...
2012
Tidal-Wetland Deposits of the Sacramento - San Joaquin Delta, California
Brian F. Atwater, Daniel F. Belknap
Pacific Section SEPM
... extreme drought (see text). A. Point bars of the southcentral Oelta. Lower intertidal and subtidal. Locally inhabited by El odea, Potamoqeton, Myrophylfum...
1980
PALEONTOLOGY OF THE BLAAUWATER 67 AND 65 FARMS, SOUTH AFRICA: TESTING THE DAPTOCEPHALUS/LYSTROSAURUS BIOZONE BOUNDARY IN A STRATIGRAPHIC FRAMEWORK
ROBERT A. GASTALDO, JOHANN NEVELING, CINDY V. LOOY, MARION K. BAMFORD, SANDRA L. KAMO, JOHN W. GEISSMAN
PALAIOS
... on: ‘‘Anatomy of a mass extinction: sedimentological and taphonomic evidence for drought-induced die-offs at the Permo– Triassic boundary in the main Karoo...
2017
TAPHONOMY, GEOLOGICAL AGE, AND PALEOBIOGEOGRAPHY OF LOTOSAURUS ADENTUS (ARCHOSAURIA: POPOSAUROIDEA) FROM THE MIDDLE-UPPER TRIASSIC BADONG FORMATION, HUNAN, CHINA
CEDRIC J. HAGEN, ERIC M. ROBERTS, CORWIN SULLIVAN, JUN LIU, YANYIN WANG, PRINCE C. OWUSU AGYEMANG, XING XU
PALAIOS
..., and is confined to a thin, , 30 cm-thick interval. Considered together, these features are most consistent with a mass mortality event, possibly drought...
2018
Testing the Daptocephalus and Lystrosaurus assemblage zones in a lithostratographic, magnetostratigraphic, and palynological framework in the Free State, South Africa
Robert A. Gastaldo, Johann Neveling, John W. Geissman, Cindy V. Looy
PALAIOS
... for drought-induced die-offs at the Permo– Triassic boundary in the main Karoo Basin, South Africa’’: Palaeogeography, Palaeoclimatology, Palaeoecology, v...
2019
Calcic Vertisols in the upper Daptocephalus Assemblage Zone, Balfour Formation, Karoo Basin, South Africa: Implications for Late Permian Climate
Robert A. Gastaldo, Kaci Kus,, Neil Tabor, Johann Neveling
Journal of Sedimentary Research (SEPM)
...– 286. Gastaldo, R.A., and Neveling, J., 2016, Comment on: “Anatomy of a mass extinction: Sedimentological and taphonomic evidence for drought-induced...
2020
The Taphonomic Character, Occurrence, and Persistence of Upper Permian-Lower Triassic Plant Assemblages in the Mid-Paleolatitudes, Bogda Mountains, Western China
Robert A. Gastaldo, Mingli Wan, Wan Yang
PALAIOS
... of a xeromorphic, drought-tolerant flora during the Pennsylvanian–Permian transition: Palaeogeography, Palaeoclimatology, Palaeoecology, v. 559, article 109965...
2023
A Fossil Forest from Italy Reveals that Wetland Conifers Thrived in Early Permian Peri-Tethan Pangea
Steffen Trümper, Ronny Rößler, Corrado Morelli, Karl Krainer, Sara Karbacher, Björn Vogel, Matteo Antonelli, Enrico Sacco, Evelyn Kustatscher
PALAIOS
... plant-fossil assemblages with mixtures of wetland and drought-tolerant taxa in tropical Pangea: Geobios, v. 68, p. 1–45. doi: 10.1016/j...
2023
Biomerization: An Ecologic Theory of Provincial Differentiation
Christopher J. Durden
Special Publications of SEPM
... in south Texas Here in early successional communities that are continually rejuvenated by an irregular series of moist and killing drought years...
1974
The Okavango DeltaSemiarid Alluvial-Fan Sedimentation Related to Incipient Rifting
T. S. Mccarthy, N. D. Smith, W. N. Ellery, T. Gumbricht
Special Publications of SEPM
... for long periods because of drought or shifts in water distribu for long periods because of drought or shifts in water distribution are colonized...
2002
Modern environments of the Canterbury Plains and adjacent offshore areas, New Zealand - an analog for ancient conglomeratic depositional systems in nonmarine and coastal zone settings
Dale A. Leckie
CSPG Bulletin
...------------------------ cover was restricted by drought, cold maritime polar air masses and strong winds (McGlone et al., 1993). The ground cover...
2003
Transactions: Gulf Coast Association of Geological Societies; Frontmatter
Tucker F. Hentz, James J. Willis, Changbing Yang, H. Scott Hamlin, H. Seay Nance, Jill C. Willis, Kristen M. Willis
GCAGS Transactions
... and Apparent Daily Springflow Fluctuations during Drought Conditions in a Karst Aquifer, Barton Springs Segment of the Edwards Aquifer, Central Texas 189...
2012
The Geology of the Samoan Islands
Barbara H. Keating
Circum Pacific Council Publications
... the coast line, springs and fresh water ponds exist. The ground water escapes to the sea at a relatively constant rate. At times of drought...
1992
Some recent developments in waterflooding in Washington County, Okla., 1956-57
J. P. Powell
Bureau of Mines
... of a drought. The rate of production from the single producing well in the center five-spot pattern eventually was increased somewhat by water injection...
1957
Paleocommunity reconstruction and accumulation of micromammalian remains (late Eocene, southern England)
Katerina Vasileiadou, Jerry J. Hooker, Margaret E. Collinson
PALAIOS
..., drought, accident, or disease, evidence for which is lacking. The taxonomic composition of the Os1 assemblage is thus judged not to be biased...
2009