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LATEST RESEARCH

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Reconstructing the history of sediment deposition in caves: A case study from Wonderwerk Cave, South Africa

Dating of Pliocene Colorado River sediments: Implications for cosmogenic burial dating and the evolution of the lower Colorado River

Orbitally forced paleoenvironmental and paleoclimate changes in the late postevaporitic Messinian of the Central Mediterranean Basin

Isostatic compensation for a portion of the Southern Appalachians: Evidence from a reconnaissance study using wide-angle, three-component seismic soundings

Detrital zircon geochronology and provenance of the Neoproterozoic to Late Devonian Franklinian Basin, Canadian Arctic Islands

Ice-stream flow switching during deglaciation of the southwestern Barents Sea

Peninsular terrane basement ages recorded by Paleozoic and Paleoproterozoic zircon in gabbro xenoliths and andesite from Redoubt volcano, Alaska

The influence of snow sublimation on the isotopic composition of spring and surface waters in the southwestern United States: Implications for stable isotope–based paleoaltimetry and hydrologic studies

Geochemistry and paleomagnetism of Late Cretaceous mafic dikes in Kerala, southwest coast of India in relation to large igneous provinces and mantle plumes in the Indian Ocean region

Ilchulbong tuff cone, Jeju Island, Korea, revisited: A compound monogenetic volcano involving multiple magma pulses, shifting vents, and discrete eruptive phases

Petrography of the impact breccias of the Enkingen (SUBO 18) drill core, southern Ries crater, Germany: New estimate of impact melt volume

Metamorphism and fluid flow in the contact aureole of the Eureka Valley–Joshua Flat–Beer Creek pluton, California

Abrupt variations in South American monsoon rainfall during the Holocene based on a speleothem record from central-eastern Brazil

Stress modulation on the San Andreas fault by interseismic fault system interactions

Freshwater on the route of hominids out of Africa revealed by U-Th in Red Sea corals

Inverted metamorphic sequences in Alpine fault mylonites produced by oblique shear within a plate boundary fault zone, New Zealand

Successive detachment faults and mantle unroofing at magma-poor rifted margins

Progressive illitization in fault gouge caused by seismic slip propagation along a megasplay fault in the Nankai Trough

The fluorine link between a supergiant ore deposit and a silicic large igneous province

How nonlinear is the creep deformation of polar ice? A new field assessment

High pore pressure, or its absence, in the San Andreas Fault

A highly productive Subarctic Atlantic during the Last Interglacial and the role of diatoms

Modern and late Pleistocene B/Ca ratios of the benthic foraminifer Planulina wuellerstorfi determined with laser ablation ICP-MS

Osmium behavior in a subduction system elucidated from chromian spinel in Bonin Island beach sands

Remarkably extensive glaciation and fast deglaciation and climate change in Turkey near the Pleistocene-Holocene boundary

Extracting storm-surge data from coastal dunes for improved assessment of flood risk

Sympatric speciation drove the macroevolution of fossil cephalopods

Seismically induced slump on an extremely gentle slope (<1°) of the Pleistocene Tecopa paleolake (California)

Fracturing of the Panamanian Isthmus during initial collision with South America

Qaidam Basin and northern Tibetan Plateau as dust sources for the Chinese Loess Plateau and paleoclimatic implications

Acidification, anoxia, and extinction: A multiple logistic regression analysis of extinction selectivity during the Middle and Late Permian

Initial burst of oceanic crust accretion in the Red Sea due to edge-driven mantle convection

Trace element cycling through iron oxide minerals during redox driven dynamic recrystallization

Insights into pore-scale controls on mudstone permeability through resedimentation experiments

Fluctuations of the oxygen minimum zone at the end of Oceanic Anoxic Event 2 reflected by benthic and planktic fossils

Antislope scarps, gravitational spreading, and tectonic faulting in the western Yakutat microplate, south coastal Alaska

Oligocene Laramide deformation in southern New Mexico and its implications for Farallon plate geodynamics

High-resolution bathymetry of the axial channels within Monterey and Soquel submarine canyons, offshore central California

Episodic growth of a Late Cretaceous and Paleogene intrusive complex of pegmatitic leucogranite, Ruby Mountains core complex, Nevada, USA

Megacrystic Gore Mountain–type garnets in the Adirondack Highlands: Age, origin, and tectonic implications

The nature and polygenetic origin of orbicular granodiorite in the Lower Castle Creek pluton, northern Sierra Nevada batholith, California

Petrologic, tectonic, and metallogenic evolution of the Ancestral Cascades magmatic arc, Washington, Oregon, and northern California

Field-scale numerical modeling of breaching as a mechanism for generating continuous turbidity currents

Late Eocene crustal thickening followed by Early-Late Oligocene extension along the India-Asia suture zone: Evidence for cyclicity in the Himalayan orogen

Provenance evidence for major post–early Pennsylvanian dextral slip on the Picuris-Pecos fault, northern New Mexico

The structure and late Quaternary slip rate of the Rafsanjan strike-slip fault, SE Iran

Ancient and juvenile components in the continental crust and mantle: Hf isotopes in zircon from Svecofennian magmatic rocks and rapakivi granites in Sweden

The spreading-rate dependence of anomalous skewness of Pacific plate magnetic anomaly 32: Revisited

Mantle dynamics of continentwide Cenozoic subsidence and tilting of Australia

Foreland signature of indenter tectonics: Insights from calcite twinning analysis in the Tennessee salient of the Southern Appalachians, USA

Paleomagnetism of the Quaternary Bandelier Tuff: Implications for the tectonic evolution of the Española Basin, Rio Grande rift

Rapid synconvergent exhumation of Miocene-aged lower orogenic crust in the eastern Himalaya

Understanding Earth’s eroding surface with ¹⁰Be [open access]

Learning from failure: The SPREE Mid-Continent Rift Experiment [open access]

Landscape evolution in south-central Minnesota and the role of geomorphic history on modern erosional processes [open access]

Recent advances in the hydrostratigraphy of Paleozoic bedrock in the Midwestern United States [open access]

Improving undergraduate geoscience education—A community endeavor [open access]

A Miocene river in northern Arizona and its implications for the Colorado River and Grand Canyon [open access]

INSIDE GSA

GSA Panel Seeks Input

GSA members are invited to comment on this DRAFT Position Statement on Supporting Planetary Exploration
[ DRAFT | comment by 15 November ]

USGS Coalition Honors Senator Bingaman

GSA President Presents USGS Coalition Leadership Award to U.S. Senator Jeff Bingaman [ see news release ]

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MEETINGS

GSA ANNUAL MEETING

2011 - 9-12 Oct., Minneapolis
ARCHEAN to ANTHROPOCENE: The past is the key to the future

Technical Program
Media Coverage (including NASA's Dawn: The Science of Vesta webcast)

Field Guide 24 Get the 2011 GSA Annual Meeting Field Guide:
Archean to Anthropocene: Field Guides to the Geology of the Mid-Continent of North America

Penrose Conference

Deformation, Fluid Flow, and Mass Transfer in the Forearc of Convergent Margins
25–31 March 2012, Il Ciocco, Castelvecchio Pascoli, Lucca, Italy. Apply by 30 Nov.

NEW BOOKS

Special Paper 482:
Societal Challenges and Geoinformatics

Field Guide 23:
Field Guide to Samos and the Menderes Massif: Along-Strike Variations in the Mediterranean Tethyan Orogen

From the Outside Looking In

Specialty Book
(for young readers):
From the Outside Looking In

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