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Geosciences, Volume 8, Issue 11

2018 November - 43 articles

Cover Story: Coral tsunami boulders in Ishigaki Island, Japan showed a measurable intensity of remanent magnetization, although it is well known that corals skeletons have extremely weak remanent magnetization. To know what the origin of remanence is, in this study, we characterized magnetic assemblages in this coral skeleton to determine whether it is of biogenic or detrital magnetite using first-order reversal curve (FORC) measurements, ferromagnetic resonance (FMR) spectroscopy, and petrological observations through field-emission type scanning electron microscope (FE-SEM) with an acid treatment. Our findings indicate that the magnetic assemblage in coral tsunami boulders consists of biogenic-origin single-domain magnetites with a trace amount of detrital component. Therefore, fossil coral skeletons in Ishigaki Island have great potential for utilization for paleomagnetic studies. View this paper
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Articles (43)

  • Article
  • Open Access
19 Citations
8,568 Views
14 Pages

21 November 2018

The sweetness seismic attribute is a very useful tool for proper description of the depositional environment, reservoir quality and lithofacies discrimination. This paper shows that depositional channels and turbidity sandstones deposited during the...

(This article belongs to the Special Issue Geostatistical Applications in Petroleum Geology)
  • Article
  • Open Access
15 Citations
6,197 Views
21 Pages

Mud Flow Reconstruction by Means of Physical Erosion Modeling, High-Resolution Radar-Based Precipitation Data, and UAV Monitoring

  • Phoebe Hänsel,
  • Andreas Kaiser,
  • Arno Buchholz,
  • Falk Böttcher,
  • Stefan Langel,
  • Jürgen Schmidt and
  • Marcus Schindewolf

21 November 2018

Storm events and accompanying heavy rain endanger the silty soils of the fertile and intensively-used agricultural landscape of the Saxon loess province in the European loess belt. In late spring 2016, persistent weather conditions with repeated and...

(This article belongs to the Special Issue Mechanics of Erosion: Process Response to Change)
  • Article
  • Open Access
5 Citations
4,765 Views
12 Pages

20 November 2018

Ground Penetrating Radar (GPR) images are affected, to some degree, by the relative orientation of antennas and subsurface targets. This is particularly true not only for targets that show a significant directivity, but also for inclined planes, such...

(This article belongs to the Special Issue Advances in Ground Penetrating Radar Research)
  • Article
  • Open Access
1 Citations
3,951 Views
20 Pages

16 November 2018

Bacterial–mineral aggregates are the products of a tight biogeochemical coupling between microbes and geological media and play an outsized role in governing the composition of natural waters through biogeochemical cycling and mineral formation...

(This article belongs to the Special Issue Microbial Biomineralization)
  • Article
  • Open Access
10 Citations
8,883 Views
13 Pages

Precious Metal Enrichment at the Myra Falls VMS Deposit, British Columbia, Canada

  • Daniel Marshall,
  • Carol-Anne Nicol,
  • Robert Greene,
  • Rick Sawyer,
  • Armond Stansell and
  • Ross Easterbrook

15 November 2018

Gold, present as electrum, in the Battle Gap, Ridge North-West, HW, and Price deposits at the Myra Falls mine, occurs in late veinlets cutting the earlier volcanogenic massive sulphide (VMS) lithologies. The ore mineral assemblage containing the elec...

(This article belongs to the Special Issue Magmatic-Hydrothermal Ore Deposits)
  • Article
  • Open Access
18 Citations
4,760 Views
14 Pages

14 November 2018

Groundwater monitoring requires costly in situ networks, which are difficult to maintain over long time periods, especially in countries facing economic recession such as Greece. Our work aims at providing a methodology to estimate groundwater abstra...

(This article belongs to the Special Issue Earth Observations to Support the Management of Groundwater Level Changes Impacts)
  • Article
  • Open Access
16 Citations
6,455 Views
17 Pages

14 November 2018

Field studies of biochar addition to soil and nutrient cycling using 15N fertilizers in temperate agriculture are scant. These data are required in order to make evidence based assessments. This study was conducted to test the hypothesis that biochar...

(This article belongs to the Special Issue Carbon Sequestration)
  • Article
  • Open Access
3 Citations
5,088 Views
10 Pages

Statistical Analysis of Displacement and Length Relation for Normal Faults in the Barents Sea

  • Dmitriy Kolyukhin,
  • Anita Torabi,
  • Audun Libak,
  • Behzad Alaei and
  • Tatiana Khachkova

14 November 2018

This paper is devoted to the statistical analysis of dependence between fault length (L) and displacement (D). The main purpose of this work is to study the scaling relations between fault length and displacement using a database that includes datase...

(This article belongs to the Special Issue Geostatistical Applications in Petroleum Geology)
  • Technical Note
  • Open Access
4 Citations
3,625 Views
8 Pages

13 November 2018

To prevent online models diverging from reality they need to be updated to current conditions using observations and data assimilation techniques. A way of doing this for distributed hydrodynamic urban drainage models is to use the Ensemble Kalman Fi...

(This article belongs to the Special Issue Hydrology of Urban Catchments)
  • Article
  • Open Access
8 Citations
4,477 Views
14 Pages

13 November 2018

The karst aquifers of the Hellenic territory display high vulnerability that is related to the existence of the epikarst zone. If present, the epikarst zone regulates the vertical movement of the groundwater, which results in the chemical pollutants...

(This article belongs to the Special Issue Inland and Coastal Karst Aquifers: Functioning, Monitoring and Management)
  • Article
  • Open Access
18 Citations
6,064 Views
20 Pages

Rare Biosphere Archaea Assimilate Acetate in Precambrian Terrestrial Subsurface at 2.2 km Depth

  • Maija Nuppunen-Puputti,
  • Lotta Purkamo,
  • Riikka Kietäväinen,
  • Mari Nyyssönen,
  • Merja Itävaara,
  • Lasse Ahonen,
  • Ilmo Kukkonen and
  • Malin Bomberg

13 November 2018

The deep biosphere contains a large portion of the total microbial communities on Earth, but little is known about the carbon sources that support deep life. In this study, we used Stable Isotope Probing (SIP) and high throughput amplicon sequencing...

(This article belongs to the Section Biogeosciences)
  • Communication
  • Open Access
2 Citations
2,716 Views
8 Pages

12 November 2018

Large clasts are in focus of the modern geoscience research, but their broadly-accepted classification is absent and specialists tend to over-emphasize on clasts of coastal zones. New field investigations in the Western Caucasus have permitted the fi...

(This article belongs to the Section Biogeosciences)
  • Article
  • Open Access
19 Citations
7,453 Views
35 Pages

Present Glaciers of Tavan Bogd Massif in the Altai Mountains, Central Asia, and Their Changes since the Little Ice Age

  • Dmitry A. Ganyushkin,
  • Kirill V. Chistyakov,
  • Ilya V. Volkov,
  • Dmitry V. Bantcev,
  • Elena P. Kunaeva,
  • Tatyana A. Andreeva,
  • Anton V. Terekhov and
  • Demberel Otgonbayar

12 November 2018

The Tavan Bogd mountains (of which, the main peak, Khuiten Uul, reaches 4374 m a.s.l.) are situated in the central part of the Altai mountain system, in the territories of Russia, Mongolia and China. The massif is the largest glacierized area of Alta...

(This article belongs to the Special Issue Remote Sensing of Land Ice)
  • Article
  • Open Access
67 Citations
9,086 Views
20 Pages

How to Define Priorities in Coastal Vulnerability Assessment

  • Francesca De Serio,
  • Elvira Armenio,
  • Michele Mossa and
  • Antonio Felice Petrillo

12 November 2018

Awareness of coastal landscapes vulnerability to both natural and man-made hazards induce to monitor their evolution, adaptation, resilience and to develop appropriate defence strategies. The necessity to transform the monitoring results into useful...

(This article belongs to the Special Issue Beyond the Channel—Investigating Processes at Crucial Fluvial Interfaces)
  • Article
  • Open Access
41 Citations
10,290 Views
26 Pages

Hydrodynamic and Debris-Damming Failure of Bridge Decks and Piers in Steady Flow

  • Kevin Oudenbroek,
  • Nader Naderi,
  • Jeremy D. Bricker,
  • Yuguang Yang,
  • Cor Van der Veen,
  • Wim Uijttewaal,
  • Shuji Moriguchi and
  • Sebastiaan N. Jonkman

In countries with steep rivers, such as Japan and the United States, bridges fail on an annual basis. Bridges on spread footings are especially susceptible to failure by hydrodynamic loading, often exacerbated by debris damming. Here, such failures a...

(This article belongs to the Special Issue River, Urban, and Coastal Flood Risk)
  • Article
  • Open Access
14 Citations
4,445 Views
11 Pages

Geochemical Features of Fallow Land in Ancient Plots in the Chora of Chersonesos

  • Fedor Lisetskii,
  • Eugenia Zelenskaya and
  • Maria Rodionova

The ancient city of Chersonesos created an agricultural zone in the 4th and 3rd centuries BC (under the conditions of climate aridization); this zone was initially used for viticulture and the export of wine, and grain farming later developed at the...

  • Article
  • Open Access
2 Citations
6,515 Views
25 Pages

An Investigation into the Theft of Concentrates and Their Upgrading to Saleable Platinum-Products

  • Robert Schouwstra,
  • Johan Mocke,
  • Michael Duncan,
  • Siksha Bramdeo and
  • Yolanda Scharneck

Over the years the theft of material from platinum producers has mainly taken place from high-grade areas such as the precious- and base-metal refineries and the converter and smelting operations. At some concentrators, the metallic stream, which con...

(This article belongs to the Section Geophysics)
  • Article
  • Open Access
39 Citations
14,931 Views
19 Pages

Field Survey of 2018 Typhoon Jebi in Japan: Lessons for Disaster Risk Management

  • Tomoyuki Takabatake,
  • Martin Mäll,
  • Miguel Esteban,
  • Ryota Nakamura,
  • Thit Oo Kyaw,
  • Hidenori Ishii,
  • Justin Joseph Valdez,
  • Yuta Nishida,
  • Fuma Noya and
  • Tomoya Shibayama

Typhoon Jebi struck Japan on the 4 September 2018, damaging and inundating many coastal areas along Osaka Bay due to the high winds, a storm surge, and wind driven waves. In order to understand the various damage mechanisms, the authors conducted a f...

(This article belongs to the Special Issue River, Urban, and Coastal Flood Risk)
  • Article
  • Open Access
30 Citations
5,447 Views
18 Pages

Selenium, Sulphur, Trace Metal, and BTEX Levels in Soil, Water, and Lettuce from the Croatian Raša Bay Contaminated by Superhigh-Organic-Sulphur Coal

  • Gordana Medunić,
  • Željka Kuharić,
  • Adela Krivohlavek,
  • Marija Đuroković,
  • Kristina Dropučić,
  • Ankica Rađenović,
  • Borna Lužar Oberiter,
  • Aleksandra Krizmanić and
  • Mladen Bajramović

This paper elaborates soil, water, and lettuce contamination status with respect to selenium, sulphur, trace metals, and BTEX (benzene, toluene, ethylbenzene, and xylenes) in a coal-based area (Raša Bay, Adriatic Sea, Croatia). A local coal-fi...

(This article belongs to the Special Issue Geochemical Equilibrium and Processes in Seawater)
  • Communication
  • Open Access
23 Citations
5,507 Views
15 Pages

Ball Milling Effect on the CO2 Uptake of Mafic and Ultramafic Rocks: A Review

  • Ioannis Rigopoulos,
  • Ioannis Ioannou,
  • Andreas Delimitis,
  • Angelos M. Efstathiou and
  • Theodora Kyratsi

Mineral carbonation is considered to be the most stable mechanism for the sequestration of CO2. This study comprises a comparative review of the effect of ball milling on the CO2 uptake of ultramafic/mafic lithologies, which are the most promising ro...

(This article belongs to the Special Issue Carbon Sequestration)
  • Article
  • Open Access
67 Citations
7,816 Views
19 Pages

Automatic Coastline Extraction Using Edge Detection and Optimization Procedures

  • Vasilis Paravolidakis,
  • Lemonia Ragia,
  • Konstantia Moirogiorgou and
  • Michalis E. Zervakis

Coastal areas are quite fragile landscapes as they are among the most vulnerable to climate change and natural hazards. Coastline mapping and change detection are essential for safe navigation, resource management, environmental protection, and susta...

  • Article
  • Open Access
4 Citations
5,060 Views
15 Pages

Snow microstructure is an important factor for microwave and optical remote sensing of snow. One parameter used to describe it is the specific surface area (SSA), which is defined as the surface-area-to-mass ratio of snow grains. Reflectance at near...

(This article belongs to the Special Issue Remote Sensing of Snow and Its Applications)
  • Article
  • Open Access
5 Citations
5,354 Views
17 Pages

The active debate about the processes governing the organic-rich sediment deposition generally involves the relative roles of elevated primary productivity and enhanced preservation related to anoxia. However, other less spotlighted factors could hav...

(This article belongs to the Special Issue Geostatistical Applications in Petroleum Geology)
  • Article
  • Open Access
7 Citations
5,436 Views
17 Pages

Dark, coniferous hemiboreal forests in the south of West Siberia are located in the Holocene forest-steppe ecotone, where natural environmental conditions have been quite dynamic. This dynamic environment resulted in the contrasting evolution of regi...

(This article belongs to the Special Issue The Imprint of Palaeoenvironments on Soils and Palaeosols)
  • Correction
  • Open Access
2 Citations
3,602 Views
4 Pages

The authors would like to correct the published article [...]

(This article belongs to the Special Issue Magmatic-Hydrothermal Ore Deposits)
  • Article
  • Open Access
48 Citations
6,759 Views
13 Pages

Changes induced by climate change in salt weathering of built cultural heritage are estimated in different ways, but generally as a function of phase changes phenomena of two common salts, sodium chloride and sodium sulfate. We propose to use not onl...

(This article belongs to the Special Issue Preservation of Cultural Heritage and Resources Threatened by Climate Change)
  • Article
  • Open Access
3 Citations
5,130 Views
11 Pages

Skeletons of hermatypic corals (e.g., Porites) might have enormous potential as a high-resolution paleomagnetic recorder owing to their rapid and continuous growth over hundreds of years at a rate of up to 2 cm/year, although typical corals show an e...

(This article belongs to the Section Biogeosciences)
  • Article
  • Open Access
14 Citations
4,694 Views
18 Pages

Crystalline bedrock has been chosen for deep geologic long-term storage of used nuclear fuel in Finland. The risks generated by the deep subsurface microbial communities in these disposal sites need to be well characterised in advance to ensure safet...

(This article belongs to the Section Biogeosciences)
  • Article
  • Open Access
22 Citations
5,394 Views
18 Pages

Heavy metal abundance and potential environmental risks are reported for surface sediments (n = 21) from the Port of Koper area, Republic of Slovenia. The enrichment factor (EF) indicates minor enrichment in arsenic (As), cadmium (Cd), copper (Cu), m...

(This article belongs to the Special Issue Geochemical Equilibrium and Processes in Seawater)
  • Article
  • Open Access
13 Citations
6,437 Views
18 Pages

Parameterization for EROSION-3D Model under Simulated Rainfall Conditions in Lower Shivaliks of India

  • Jonas Lenz,
  • Abrar Yousuf,
  • Marcus Schindewolf,
  • Michael Von Werner,
  • Kerstin Hartsch,
  • Manmohan J. Singh and
  • Jürgen Schmidt

The Shivalik foothills of northwestern India are very prone to soil erosion by water due to undulating slopes, highly erodible soils and high intensity rainstorm events during monsoon season. Physically based soil erosion modeling is seen as viable m...

(This article belongs to the Special Issue Mechanics of Erosion: Process Response to Change)
  • Article
  • Open Access
20 Citations
6,281 Views
21 Pages

We propose a probabilistic graphical model for discriminative substrate characterization, to support geological and biological habitat mapping in aquatic environments. The model, called a fully-connected conditional random field (CRF), is demonstrate...

(This article belongs to the Special Issue Geological Seafloor Mapping)
  • Article
  • Open Access
16 Citations
9,409 Views
27 Pages

CCS Risk Assessment: Groundwater Contamination Caused by CO2

  • Zhenze Li,
  • Mamadou Fall and
  • Alireza Ghirian

The potential contamination of underground drinking water (UDW) caused by CO2 leakage is a critical decision input for risk assessment and management decision making. This paper presents an overview of the potential alterations to UDW quality caused...

(This article belongs to the Special Issue Carbon Sequestration)
  • Article
  • Open Access
17 Citations
6,840 Views
17 Pages

Geochemical and Isotopic Evidence of Groundwater Salinization Processes in El Dabaa Area, Northwestern Coast, Egypt

  • Mustafa A. Eissa,
  • Hosam Shawky,
  • Amira Samy,
  • Mostafa M. H. Khalil and
  • Mohamed El Malky

El Dabaa city is located along the northwestern coast ridge zone of Egypt, where the groundwater is the major water source for drinking, domestic, and agricultural purposes. The groundwater salinity increased over the last decades, therefore, geochem...

(This article belongs to the Special Issue Geochemical Equilibrium and Processes in Seawater)
  • Article
  • Open Access
20 Citations
5,750 Views
17 Pages

Mercury (Hg) remains hazardous in aquatic environments, because of its toxicity and high biomagnification in food webs. In phytoplankton and macrophytes, Hg compounds at high concentration have been reported to affect the growth, photosynthesis, and...

(This article belongs to the Section Geochemistry)
  • Technical Note
  • Open Access
2 Citations
4,132 Views
9 Pages

This paper presents an assessment of the bidirectional reflectance features for the classification and characterization of vegetation physiognomic types at a national scale. The bidirectional reflectance data at multiple illumination and viewing geom...

  • Article
  • Open Access
6 Citations
3,676 Views
14 Pages

A Calorimetric and Thermodynamic Investigation of the Synthetic Analogue of Mandarinoite, Fe2(SeO3)3·5H2O

  • Maxim I. Lelet,
  • Marina V. Charykova,
  • Astrid Holzheid,
  • Brendan Ledwig,
  • Vladimir G. Krivovichev and
  • Evgeny V. Suleimanov

Thermophysical and thermochemical calorimetric investigations were carried out on the synthetic analogue of mandarinoite. The low-temperature heat capacity of Fe 2 ( SeO 3 ) 3 · 5 H 2 O ( cr ) was measured using adiab...

(This article belongs to the Special Issue Dynamics and Kinetics of Melt-Fluid-Rock Interactions)
  • Article
  • Open Access
4 Citations
4,401 Views
19 Pages

We discuss the influence of different statistical models in the prediction of porosity and litho-fluid facies from logged and inverted acoustic impedance (Ip) values. We compare the inversion and classification results that were obtained under three...

(This article belongs to the Special Issue Geostatistical Applications in Petroleum Geology)
  • Editorial
  • Open Access
5 Citations
4,581 Views
6 Pages

As a result of the considerable impacts of hydrological hazard on water resources, on natural environments and human activities, as well as on human health and safety, climate variability and climate change have become key issues for the research com...

(This article belongs to the Special Issue Hydrological Hazard: Analysis and Prevention)
  • Article
  • Open Access
10 Citations
7,827 Views
30 Pages

The lack of preserved Mesozoic–Cenozoic sediments and structures in central Dronning Maud Land has so far limited our understanding of the post-Pan-African evolution of this important part of East Antarctica. In order to investigate the thermal...

(This article belongs to the Special Issue Tectonics and Morphodynamics)
  • Editorial
  • Open Access
1 Citations
2,171 Views
3 Pages

In the last decades, new and advanced measurement techniques have been developed to track the dynamics of surface processes and the formation of river bedforms, bars and island as well as complex fluvial networks, gullies and rills by means of small-...

  • Article
  • Open Access
27 Citations
6,080 Views
21 Pages

Plant Tissue Decay in Long-Term Experiments with Microbial Mats

  • Miguel Iniesto,
  • Candela Blanco-Moreno,
  • Aurora Villalba,
  • Ángela D. Buscalioni,
  • M. Carmen Guerrero and
  • Ana Isabel López-Archilla

The sequence of decay in fern pinnules was tracked using the species Davallia canariensis. Taphonomic alterations in the sediment–water interface (control tanks) and in subaqueous conditions with microbial mats were compared. The decay sequence...

(This article belongs to the Section Biogeosciences)
  • Article
  • Open Access
2 Citations
6,014 Views
12 Pages

Is the Kornati National Park Still an Acceptable Reference Area for Environmental Studies?

  • Anja Ilenič,
  • Sonja Lojen,
  • Ivan Župan,
  • Tomislav Šarić,
  • Zoran Šikić,
  • Petra Vrhovnik and
  • Matej Dolenec

The Kornati National Park (Croatia) is considered an environment with minimal anthropogenic input. The purpose of this study was to determine the isotopic characteristics of the sediment and muscle tissues of the banded dye-murex Hexaplex trunculus....

(This article belongs to the Special Issue Geochemical Equilibrium and Processes in Seawater)
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Geosciences - ISSN 2076-3263