Geology - Science topic

Intermittent climate change episodes since the Late Pleistocene resulted in decreasing or increasing the earth's temperature causing the global sea levels to drop or rise accordingly. These episodes had a remarkable impact on landscape and soils in the Malay Peninsula. The peninsula is characterised by the presence of steep highlands in the central...

Bencana geologi merupakan bencana yang ditimbulkan oleh proses-proses geologi sebagai akibat dari upaya bumi untuk mencapai kesetimbangan. Bencana secara umum dapat dibedakan berdasarkan medianya, dipengaruhi oleh proses ekstraterestrial dan terestrial. Dalam penanganan dan perlotongan bencana alam, sedikitnya ada 14 komponen sosial yang berpengaru...

Here we are trying to bring perspectives of policy, society and geology together on one platform. It is important to look at the complete picture to tackle climate change and associated catastrophic events. We are organizing this conference at IIT Jodhpur on 11th and 12th of October. Flyer attached. Selected papers will be published in an Springe...

The present paper focuses on the design and the construction experience related to Emergency Stop in Trens as a part of the Brenner Base Tunnel (BBT). This underground work consists in a 470 m long central tunnel excavated by conventional tunnelling connected through cross-passages every 90 m to the main tunnels excavated by TBMs-shield. The main d...

Nature can refer to the general realm of living plants and animals, and in some cases the processes associated with inanimate objects—the way that particular types of things exist and change of their own accord, such as the weather and geology of the Earth. Nature conservation is a practice that paves the way for protecting the environment and natu...

Oil- and gas-bearing rock deposits have distinct properties that significantly influence fluid distribution in pore spaces and the rock's ability to facilitate fluid flow. Rock typing involves analyzing various subsurface data to understand property relationships, enabling predictions even in data-limited areas. Central to this is understanding por...

The need for hydrocarbon energy, especially oil and gas, requires continuous exploration of hydrocarbon reserves, especially in eastern Indonesia. Tanimbar Islands, Maluku was chosen to be the research area because of its complex subsurface geology and is located on the fold thrust belt resulting from tectonic evolution. In this research, an innova...

Groundwater resources are depleting due to phenomena such as significant climate change and overexploitation. Therefore, it is essential to estimate water production and identify potential groundwater zones. An integrated conceptual framework comprising GIS and the analytical hierarchy process (AHP) has been applied for the present study to identif...

Bencana merupakan suatu peristiwa yang dapat mengakibatkan kerugian baik harta benda, nyawa dan lingkungan. Secara geologis dan hidrologis Indonesia rawan terhadap terjadinya bencana. Pada tahun 2018 gempa bumi di Lombok dan Sulawesi Tengah, sekitar satu dari tiga orang yang terdampak adalah anak-anak yanitu berjumlah 665.000 anak. Bencana Tsunami...

Indonesia sering disebut dengan “Supermarket Bencana” yang memiliki wilayah luas dengan kondisi alam yang banyak keunggulannya, namun posisinya berada dalam wilayah yang memiliki kondisi geografis, geologis, hidrologis, dan demografis yang rawan terjadi bencana. Untuk menanggulangi bencana yang terjadi dan mengurangi risiko dari bencana tersebut di...

The article emphasizes the importance of identifying land uses and studying the natural environment as a critical stage in land use planning. and thus determining the most appropriate sites for the most appropriate uses to make good use of the, the study specifically examines the natural environment's characteristics in the Sktan district, includin...

The geology of Bulgaria is determined by the Alpine Balkan Orogenic System, which is developed over on the Neoproterozoic-Hercynian basement. The Hercynian Post-Collisional Complex was formed during Late Carboniferous-Permian and is demonstrated by extensional tectonics. Two magmatic zones are outlined. The first one covers parts of the Stara Plani...

Mountain environments are profoundly impacted by the deposition of mineral dust, yet the degree to which this material is far-traveled or intra-regional is typically unclear. This distinction is fundamental to model future changes in mountain geoecosystems resulting from climatic or anthropogenic forcing in dust source regions. We address this ques...

En la enseñanza de las Ciencias Naturales (Biología, Física, Química, Geología, Astronomía) se pueden emplear muchos tipos de actividades, considerando como tal toda situación de enseñanza en la que hay interacción entre tareas del docente y tareas de los alumnos. Pero las de laboratorio y las actividades de campo, en los que predomina el enfoque i...

Hans Hagdorn: Führer zur Abteilung Geologie. (Hällisch-Fränkisches Museum Schwäbisch Hall, Abteilungsführer; Bd. 1. Hrsg. v. d. Stadt Schwäbisch Hall, Hällisch-Fränkisches Museum). Schwäbisch Hall: Mahl (1990). 55 S., zahlr. Ill.

Os trabalhos de conclusão de curso em Reabilitação Ambiental Sustentável Arquitetônica e Urbanística, na sua décima primeira edição - Reabilita 11, apresentam os artigos elaborados no 4o Simpósio da Pós-Graduação Lato Sensu em Reabilitação Ambiental Sustentável Arquitetônica e Urbanística, ocorrido nos dias 28 e 29 de Agosto de 2023 na cidade de Br...

Environmental Health Impact Assessment (EHIA)process for the Biomedical Indian chromium Leather Tanneries towards Sustainable Source Specific, Generic and Specific Industrial Development-Conceptual approach for Study and Check focused on Climate Impacts:-Date of Presentation on 22 nd September 2023 : -CEST;14.40-15.00 & Local Timings: 18.10-18.30-...

In this study, the main aim is to apply SMCE (Spatial Multi-Criteria Evaluation) and Flow-R models to predict flow landslide susceptibility and hazard in Tam Chung commune, Thanh Hoa province (Vietnam). For this, nine factor maps including slope, relief amplitude, elevation, drainage density, engineering geology, groundwater availability, land cove...

We studied the effects of agricultural land use history on present-day forest conditions at large spatial and temporal scales. We used historic forest maps from the late 1800s to document the spatial extent of primary and post-agricultural forest cover in the 8080 km 2 area of northern New Jersey outside the coastal plain, measuring the structure a...

Precipitation infiltrates into the lead–zinc–silver Bunker Hill Mine, oxidizes pyrite, and produces acidic waters that discharge from the mine portal. The metasedimentary geology and alteration from 100+ yr of mining provide a heterogeneous environment for source water infiltration and flow within the mine. A university–industry partnership was dev...

Weathering and soil formation are critical geological and environmental processes that shape the Earth's surface. These processes profoundly impact landscapes, ecosystems, and human activities. To comprehend the intricate mechanisms behind weathering and soil formation, one must consider the factors influencing these processes, the pedogenic proces...

Geologie vaan de Veluwe en de Sallandse Heuvelrug

Lithological classification is a pivotal aspect in the field of geology, and traditional field surveys are inefficient and challenging in certain areas. Remote sensing technology offers advantages such as high efficiency and wide coverage, providing a solution to the aforementioned issues. The aim of this study is to apply remote sensing technology...

A major challenge for the oil and gas industry is expediting the exploration geophysics activity. It is necessary to produce fast and accurate image of the targeted hydrocarbon reservoir, yet it involves extensive dataset due to the target location lies in deeper subsurface. Therefore, target-oriented oil and gas-reservoir imaging is currently seen...

Interpretasi penampang seismik merupakan suatu analisis yang dilakukan untuk mengetahui informasi geologi bawah permukaan. Analisis penampang seismik dapat diaplikasikan untuk mengetahui adanya perangkap hidrokarbon. Lapangan Semberah adalah salah satu lapangan migas yang ada di Cekungan Kutai. Sebagian besar sumur-sumur yang ada di lapangan ini te...

Environmental Health Impact Assessment (EHIA)process for the Biomedical Indian chromium Leather Tanneries towards Sustainable Source Specific, Generic and Specific Industrial Development�-Conceptual approach for Study and Check focused on Climate Impacts:�Date of Presentation on 22 nd September 2023 : �CEST;14.40-15.00 & Local Timings: 18.10-18.30�...

Rainwater harvesting (RWH) is an essential technique for enhancing agricultural development, particularly in regions facing water scarcity or unreliable rainfall patterns. Water shortage, However, is one of the key causes of low crop production especially in mountainous regions like the Khyber Pakhtunkhwa province where most rainwater is lost by ru...

GEO-EDUCATION Exploratory learning sessions on field and underwater Oral presentation held in the framework of the Geology 2023 conference

The landslide factors used in the existing landslide susceptibility evaluation methods are mostly static data(eg. topography，geology) and lack of dynamic data(eg. surface deformation)，which cannot fully extract the characteristics of deformation landslides，resulting in poor reliability of landslide susceptibility evaluation. Synthetic aperture rada...

This study aimed to investigate the effect of external water pressure on the construction of shields in complex loess geological conditions. The Hanjiang to Weihe River Water Diversion Project water conveyance tunnel was used as an engineering case, and a seepage-mechanics coupling model was developed using Phase2 finite difference software. The mo...

The tunneling machine for the Hanjiang to Weihe River Water Diversion Project is expected to encounter complex and unpredictable geological conditions, which could result in accidents such as large deformations of soft rock and segment failure. To address this, a refined numerical simulation model using FLAC3D was utilized to study the coupling mec...

Understanding when and why groundwater recharge occurs is of fundamental importance for the sustainable use of this essential freshwater resource for humans and ecosystems. However, accurately capturing this component of the water balance is widely acknowledged to be a major challenge. Direct physical measurement identifying when groundwater rechar...

Se supone por definición que la geología es el estudio de un planeta. Hasta hace unos años conocíamos algo más sobre los planetas que orbitan nuestra estrella amarilla.Los nuevos telescopios terrestres y los montados en sondas espaciales han descubierto más de 3.500 exoplanetas. Algunos de ellos orbitan estrellas muy diferentes y porlo tanto requie...

Transmission-based muography (TM) is an imaging technique based on the measurement and analysis of the cosmic ray muon flux attenuation within the investigated object. Muons are low-interacting particles that, owing to their high energy and mass, may travel through hundreds of meters of rock before stopping, which is why they are used in radiograph...

Ce livre collectif vise à susciter la réflexion autour d’un sujet déterminant pour l’avenir des sociétés : la réalisation des grands projets de demain dans un contexte où citoyens, professionnels, scientifiques, promoteurs, pouvoirs publics et autres parties prenantes se révèlent… très prenants. De l’information à la participation, de la transmissi...

The Euregio Meuse-Rhine border region of Belgium, Germany and the Netherlands has been identified as a candidate site for hosting Einstein Telescope. Newtonian coupling of ground vibrations to the core optics of the detectors may limit the sensitivity of Einstein Telescope at frequencies below about 10 Hz. The contribution of Newtonian noise is sit...

4 yearly update on practise of Airborne Electro-magnetic geophysical surveying

Pada musim hujan air melimpah memasuki Jakarta dari daerah hulu. sementara itu bagian utara adalah daerah pantai yang kemiringannya tidak cukup untuk mengalirkan air ke laut dengan cepat, sehingga menimbulkan genangan dan banjir. Selain terjadinya banjir lokal, juga pengaruh air laut yang saat ini semakin merambah ke wilayah pusat kota karena inter...

México es un territorio que se extiende por casi dos millones de kilómetros cuadrados, dividido en 32 estados. Cuenta con casi todos los ecosistemas que existen en el mundo, a excepción de unos pocos como la tundra y la sabana; esto gracias a su fisiografía, geología y clima. Por dicha razón, ocupa el 4° lugar entre los países con mayor diversidad...

Pada musim hujan air melimpah memasuki Jakarta dari daerah hulu. sementara itu bagian utara adalah daerah pantai yang kemiringannya tidak cukup untuk mengalirkan air ke laut dengan cepat, sehingga menimbulkan genangan dan banjir. Selain terjadinya banjir lokal, juga pengaruh air laut yang saat ini semakin merambah ke wilayah pusat kota karena inter...

The natural asphalt rock of Buton Island, known as Asbuton, has varying bitumen and moisture contents. This study was conducted in Nambo village, Lasalimu sub-district, Buton island. This area is composed of Aluvium and Limestone at Tondo and Winto Formations. Testing bitumen and moisture contents using the sokhlet method which serves to extract co...

Abstrak Saat ini ketersediaannya air bersih masih melimpah dan mengalir di hampir seluruh wilayah Kabupaten Lingga. Namun, apakah ketersediaan air tersebut dapat menjawab tantangan peningkatan pelayanan dan ancaman perubahan iklim? Dengan mempertimbangkan kondisi geologi, hidrologi, dilakukan prediksi terhadap ketersediaan air permukaan yang menjad...

O presente artigo objetiva realizar uma caracterização ambiental por meio de levantamentos, mapeamentos e análise dos elementos naturais componentes do meio físico, tais como: geologia, geomorfologia, aspectos hidroclimáticos, solos e vegetação, tendo como lócus investigativo o município de Pentecoste, localizado no setor centro-norte do estado do...

The research, which is focused on the prediction of aquifer parameters was carried out in order to highlight the essence of better knowledge of the groundwater sustainability of Njikoka and environs using a geophysical approach (Cooper-Jacob's method modified by David, 1959). Two (2) vertical electrical sounding (VES) in all the six (6) towns that...

Aim Geographic variation in metabolic resources necessary for functional trait expression can set limits on species distributions. For species that need to produce and maintain biomineralized traits for survival, spatial variation in mineral macronutrients may constrain species distributions by limiting the expression of biomineralized traits. Here...

The Antillanca Volcanic Complex (40,77ºS/72,22ºW) is a distributed volcanic field which is active since the Middle Pleistocene. It is formed by a number of volcanic units related with separated vents, although some of them that were active coevally. Different from the stratovolcanoes at the arc front, scattered vents from this area do not show feat...

Archaeological sites are not distributed evenly throughout the landscape. For the Palaeolithic record, signals derived from the inhomogeneous spatial patterns are used to infer spatial decision-making processes or ecological preferences of our ancestors. However, to date it is still largely unclear how sampling biases affect the large-scale distrib...

2 Saxon state office for environment, agriculture and geology, Saxon Flood Forecasting Centre Flood forecasting and warning for small catchments are challenging due to the short response time of the catchments on heavy rainfall events. Thus, disaster managers are interested in extended lead times to initiate flood defence measures, which can be obt...

La scelta di strategie efficaci per il rischio sismico è importante per il raggiungimento di livelli essenziali di sicurezza di protezione civile in tutto il territorio nazionale. Per l’aumento della resilienza alle catastrofi naturali in tutto il territorio. Se in un’emergenza la gestione della stessa ha dei problemi o ci sono decisioni ritardate...

Khourmo copper deposit is located in the Ravar Copper Belt. The units comprising the Khourmo deposit include the Garedu continental redbeds of Upper Jurassic to Lower Cretaceous age. These beds include alternating units of sandstone, microconglomerate and siltstone. The sandstone units have three zones of oxidixed red zone, reduced mineralized zone...

У статті здійснено дослідження та аналіз стану законодавчої регламентації прав інтелектуальної власності на наукове відкриття в геології. Розглянуто поняття права інтелектуальної власності та доцільність визнавати наукове відкриття об’єктом права інтелектуальної власності. При цьому враховано той факт, що після оприлюднення наукового відкриття воно...

Deep-seated mineralization prediction is an important scientific problem in the area of mineral resources exploration. The 3D metallogenic information extraction of geology and geochemistry can be of great help. This study uses 3D modeling technology to intuitively depict the spatial distribution of orebodies, fractures, and intrusive rocks. In par...

The cumulative and bidirectional groundwater-surface water (GW-SW) interaction along a stream is defined as hydrological turnover (HT) influencing solute transport and source water composition. However, HT proves to be highly variable, producing spatial exchange patterns influenced by local surface- and groundwater levels, geology and topography. H...

In the verdant valleys, towering peaks, and intricate waterways of New Zealand, Doug and Mary found more than just scenic beauty. Their dual perspectives—Mary, a Ph.D. geologist, and Doug, an MIT professor with a growing spiritual inclination—offered a unique lens to view the world. Their shared adventures weren't merely explorations of geology and...

Through the use of several variables, including rainfall, distance to faults, slope, geology, distance to rivers, land use, and soils, hotspots and cold spots of groundwater potential (GWP) zones have been identified. Ordinary Least Squares (OLS) regression modeling was applied to the best results to determine the degree to which the factors and GW...

Thin sheets respond to confinement by smoothly wrinkling or by focusing stress into small, sharp regions. From engineering to biology, geology, textiles, and art, thin sheets are packed and confined in a wide variety of ways, and yet fundamental questions remain about how stresses focus and patterns form in these structures. Using experiments and m...

Es de conocimiento que la compactación de suelos es una de las actividades primordiales en la ejecución de obras civiles, para ello se realizan pruebas de laboratorio. En pruebas de compactación, cuando se trata de arenas limosas de la región de Puno, no se conoce la influencia de la energía de compactación y granulometría del suelo, en la formació...

In order to ensure the successful construction and stable operation of deep engineering projects, significant progress has been made in researching deep underground rockburst issues from various perspectives. However, there have been few systematic analyses of the overall research status of deep rockburst to date. In this study, a bibliometric appr...

Em todo território cearense encontra-se diversas atividades de produção realizadas na superfície, destaca-se, o uso recreativo e turístico que existem nas diversas praias cearenses, mas com grande influências negativas para o meio ambiente da planície. Este trabalho objetivou analisar, mapear e classificar os sistemas ambientais existentes na área...

The inversion of the Rayleigh wave dispersion curve is a crucial step in obtaining the shear wave velocity (VS) of near-surface structures. Due to the characteristics of being ill-posed and nonlinear, the existing inversion methods presented low efficiency and ambiguity. To address these challenges, we describe a six-layer deep neural network algor...

This research aims to map landslide-prone areas in Huamual Sub-district, West Seram Regency, Indonesia. Through the collection and analysis of geospatial data, including characteristics of slope, land elevation, geology, rainfall, land cover and distance from active faults, this study successfully identified areas with high potential landslide risk...

Constructing tunnels is a challenging technical endeavor that entails creating underground corridors for utility or transit purposes. The basic procedures of tunneling, various categories and techniques of tunnel excavation, aspects influencing the design of various types of tunnel support systems used in various contexts, difficulties and risks ar...

Book Reviews

TBM method construction is an important accompanying construction form vigorously developed in China, and its anomaly detection is an important link to provide a basis for system operation and maintenance decision-making. The abnormal operation state of TBM caused by different surrounding rock geology, jamming or rock burst will directly affect the...

In Saudi Arabia’s mountainous regions, debris flow is a natural hazard that poses a threat to infrastructure and human lives. To assess the potential zones of debris flow in the Al-Hada Road area, a study was conducted using Geographic Information System (GIS) analysis and remote sensing (RS) data. The study took into account various factors that c...

The general geology of rocks around Dungal was accessed with a view to classify the rocks and determined their tectonic origin using field relationship, petrography and geochem-istry of the rocks. The rocks were classified as migmatite which were further sub divided into metatexite, diatexite, and pegmatitic neosome. Geochemistry indicates that the...

Writers have their own storytelling techniques to attract their readers, and Simon Winchester is no exception. The author is known for a unique interest in anecdotes dealing with the transmission of knowledge from one source to another and finally to the human mind, with its own inquisitive spirit. The Map That Changed the World is a perfect exampl...

An overview of the basic geology of the White Sands dune field. Discusses the aeolian sediments at White Sands, as well as the processes of sedimentation.

El Grupo Mapa Geológico de Colombia de la Dirección de Geociencias Básicas del Servicio Geológico Colombiano (SGC) tiene como objetivo realizar ediciones periódicas y actualizadas del Atlas Geológico de Colombia (AGC). Las tres ediciones del AGC fueron publicadas a escala 1:500 000 en 2007, 2015 y 2020. Esta, la cuarta edición, se libera en 2023....

This report presents the findings of three years of research into sand abstraction systems in Southern Africa. Sand abstraction systems are systems which are designed such that surface water is abstracted through the sand in river beds, as opposed to abstracting the surface flow directly from rivers. In this way the river sand bed is utilised as a...

We investigate the effects of site response on source parameter estimates using earthquakes recorded by the LArge‐n Seismic Survey in Oklahoma (LASSO). While it is well known that near‐surface unconsolidated sediments can cause an apparent breakdown of earthquake self‐similarity, the influence of laterally varying site conditions remains unclear. W...

Las costas de las islas Canarias son predominantemente rocosas y las playas sólo suman 1.550 km (17% de su perímetro). La formación de playas depende de la naturaleza y edad geológica de las islas, detectándose un claro gradiente desde el Este (islas menos antiguas y expuestas a agentes erosivos), al Oeste del archipiélago (más antiguas y con mayor...

The implementation of competencies regarding Research Data Management (RDM) and Data Literacy (DL) into the curricula is a major challenge for the NFDI community. In physics as well as in other disciples, the beginners’ lab courses are the first point in time where students have to deal with data, and are therefore an intuitive point for the integr...

Germany is looking for a final repository for highly radioactive waste. This is a task for society as a whole, requiring a broad participation process and, above all, a scientific basis. The process is still in its early stages, but as the possible siting regions are narrowed down, public attention will increase significantly in the coming years. T...

Spent nuclear fuel (SNF) from nuclear power generation requires long-term safeguards in interim storage and final disposal. Current safeguarding approaches for spent fuel storage facilities (SFSFs) propose a combination of material accountancy, containment and surveillance, and design information verification. Antineutrino emissions from the ongoin...

The Spanish education system is characterized by a decentralized State model that distributes educational competences between the Government and the Autonomous Communities. Even so, the state education law establishes the minimum teaching for each school s tage, which is specified in the basic curriculum. This curriculum stablishes the specific com...

Groundwater is a vital source of water for humanity, with up to 50% of global drinking water and 43% of irrigation water being derived from such sources. Quantitative assessment and accounting of groundwater is essential to ensure its sustainable management and use. TopNet-GW is a parsimonious groundwater model that was developed to provide groundw...

One of the primary goals of the palaeosciences is to produce robust understandings of palaeoecologies of extinct ecosystems. The time has arrived where such palaeoecologies can be significantly improved-agent-based models (ABMs) that synthesize our modern understandings of animal ecology with past conditions provide a unique opportunity for this. T...

Geology of the Pilot Knob Magnetite Deposit located in the PreCambrian terrane of SE Missouri.

One of the primary goals of the palaeosciences is to produce robust understandings of palaeoecologies of extinct ecosystems. The time has arrived where such palaeoecologies can be significantly improved—agent-based models (ABMs) that synthesize our modern understandings of animal ecology with past conditions provide a unique opportunity for this. T...