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Abundance and Distribution of GDGTs in Incubated Artificial Soils with No Fossil Pool

Rui MIAO, Zenghao ZHAO, Zeyuan CAI, Xu LIU et al. • Yankuang ceshi (2025)

Glycerol dialkyl glycerol tetraethers (GDGTs) derived from microorganisms are important tools for the study of paleoclimate changes. Incubation experiments are helpful to clarify the mechanisms for the responses of GDGTs to environmental pa...

DOAJ Open Access (DOAJ) DOI: 10.15898/j.ykcs.202405240120

Hydrogeochemical Characterization and Appraisal of Groundwater Quality in Yisr River Catchment, Blue Nile River Basin, Ethiopia, by Using the GIS, WQI, and Statistical Techniques

Abebaw Demelash, Abunu Atlabachew, Muralitharan Jothimani, Abel Abebe • Journal of Chemistry (2023)

Groundwater is a primary drinking, agricultural, domestic, and nondomestic water source in Ethiopia’s Yisr River watershed of the Blue Nile River basin. There has been no systematic investigation of the hydrogeochemical properties of ground...

DOAJ Open Access (DOAJ) DOI: 10.1155/2023/8199000

Assessment of sediment yield and accumulation in reservoir: The case of Gibe One Reservoir, Southwestern Ethiopia

Hailu Gisha Kuma, Ermias Mekonnen Chinasho, Abrham Asha Tolke • Heliyon (2024)

Soil erosion and sediment buildup are the factors that speed up the decline in capacity and function of reservoirs, agricultural products, and water resources. In order to simulate sediment and runoff and map high sediment-yielding sub-basi...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.heliyon.2024.e36315

Identification of Geodiversity and Geosite Assessment around Geohazard Area of Suoh Aspiring Geopark in West Lampung, Sumatra, Indonesia

Dicky Muslim, Zufialdi Zakaria, Heryadi Rachmat, Prahara Iqbal et al. • Resources (2022)

Indonesia has been actively promoting the Sustainable Development Goals (SDGs) agreed upon at the United Nations General Assembly in 2015. Pursuing economic expansion through extraction of natural resources is an obsolete paradigm that is b...

DOAJ Open Access (DOAJ) DOI: 10.3390/resources11110104

Mixed Systems of Quaternary Ammonium Foam Drainage Agent with Carbon Quantum Dots and Silica Nanoparticles for Improved Gas Field Performance

Yongqiang Sun, Yongping Zhang, Anqi Wei, Xin Shan et al. • Nanomaterials (2024)

Foam drainage agents enhance gas production by removing wellbore liquids. However, due to the ultra-high salinity environments of the Hechuan gas field (salinity up to 32.5 × 104 mg/L), no foam drainage agent is suitable for this gas field....

DOAJ Open Access (DOAJ) DOI: 10.3390/nano14191590

Engineering Geological Characterization and Microtopographic Controls on Slide–Pipeline Interaction in Steep Submarine Canyons, Qiongdongnan Basin

Hua Tao, Yide Wang, Huajie Yu, Hao Li et al. • Journal of Marine Science and Engineering (2026)

Steep submarine canyons pose challenges to deep-water pipeline routing because of rugged terrain and slide-related hazards. This study integrates 3D seismic data, shipborne and autonomous underwater vehicle bathymetry, sub-bottom profiles, ...

DOAJ Open Access (DOAJ) DOI: 10.3390/jmse14181720

Hg Isotopes and Enhanced Hg Concentration in the Meishan and Guryul Ravine Successions: Proxies for Volcanism Across the Permian-Triassic Boundary

Alcides Nóbrega Sial, Jiubin Chen, Christoph Korte, Manoj Kumar Pandit et al. • Frontiers in Earth Science (2021)

High-resolution organic carbon isotope (δ13C), Hg concentration and Hg isotopes curves are presented for the Permian-Triassic boundary (PTB) sections at Guryul Ravine (India) and Meishan D (China). The total organic carbon (TOC)-normalized ...

DOAJ Open Access (DOAJ) DOI: 10.3389/feart.2021.651224

A macrozoobenthic data set of the Black Sea northwestern shelf

Séverine Chevalier, Olivier Beauchard, Adrian Teacă, Tatiana Begun et al. • Scientific Data (2025)

Abstract Benthic ecological data are crucial to study and manage ecosystems. On the one hand, abiotic and species data provide complementary information to identify habitats. On the other hand, trait data, describing taxon characteristics, ...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41597-025-05311-2

Filling the Gap of Meteorological Data Along the Prut River Valley, Romania - Cârja Experimental Weather Station (2013-2020)

Lucian SFÎCĂ, Pavel ICHIM, Constantin ION, Ștefan-Emanue BALTAG et al. • Aerul şi Apa: Componente ale Mediului (2021)

The study presents the results of the measurement realized at a meteorological weather station installed in Cârja village, situated in the valley of Prut river in the south-eastern tip of Vaslui county, Romania. The observations cover the i...

DOAJ Open Access (DOAJ) DOI: 10.24193/AWC2021_16

Biomass burning fuel consumption rates: a field measurement database

T. T. van Leeuwen, G. R. van der Werf, A. A. Hoffmann, R. G. Detmers et al. • Biogeosciences (2014)

Landscape fires show large variability in the amount of biomass or fuel consumed per unit area burned. Fuel consumption (FC) depends on the biomass available to burn and the fraction of the biomass that is actually combusted, and can be com...

DOAJ Open Access (DOAJ) DOI: 10.5194/bg-11-7305-2014

GIS-Based Geothermal Favorability Mapping and Geological Consistency Assessment in the Lower Kura Basin

Allahverdi Tagiyev, Elmir Karagozov, Mehriban Ismayilova, Lala Abdullayeva et al. • Energies (2026)

The Lower Kura Basin is a tectonically active sedimentary region of Azerbaijan where geological and hydrogeological conditions may favor geothermal fluid circulation. This study develops a Geographic Information Systems (GIS)-based multi-cr...

DOAJ Open Access (DOAJ) DOI: 10.3390/en19174061

Sustainable Use of By-Products and Wastes from Greece to Produce Innovative Eco-Friendly Pervious Concrete

Petros Petrounias, Panagiota P. Giannakopoulou, Aikaterini Rogkala, Maria Kalpogiannaki et al. • Applied Sciences (2022)

This study was based on the reduction of the extraction of natural resources and, at the same time, was focused on the use of by-products and various wastes in construction applications by following the principles of circular economy. Steri...

DOAJ Open Access (DOAJ) DOI: 10.3390/app12125861

Integrated Geotechnical Approach and GIS for Identification of Geological Resources Exploitable Quarries for Sustainable Development in Ifni Inlier and Lakhssas Plateau (Western Anti Atlas, Morocco)

Mohamed Mahmoud Sebbab, Abdelhadi El Ouahidi, Mehdi Ousbih, Seddik Ouboulahcen et al. • Applied Sciences (2023)

The purpose of this paper is to identify, quantify and delineate the areas with suitable aggregate resources in the Precambrian massif of Ifni and the limestone plateau of Lakhssas (southwest Morocco). To fulfill this objective, a study was...

DOAJ Open Access (DOAJ) DOI: 10.3390/app13063932

Modelling effective diffusion for accurate NMR pore size analysis in nano- and microporous rocks

Michał Fajt, Grzegorz Machowski, Bartosz Puzio, Artur T. Krzyżak • Scientific Reports (2025)

Abstract Low-field NMR (LF-NMR) is a widely applied technique for evaluating pore size distribution (PSD) in porous materials. Conventional approaches typically assume surface-controlled spin-spin relaxation and negligible diffusion contrib...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-025-20379-x

Rapakivi K‐Feldspar Megacrysts in Monzogranitic Porphyry: Evidence for Magma Recharge and Mush Rejuvenation

Wang Li, Xuxuan Ma, Roberto Weinberg, Liang Qiu et al. • Geochemistry, Geophysics, Geosystems (2025)

Abstract The formation, storage, and evolution of granitic magmas are fundamental processes driving the growth of continental crust. While traditionally attributed to crystal fractionation in high‐melt fraction magma chambers, the model inv...

DOAJ Open Access (DOAJ) DOI: 10.1029/2025GC012435

New palaeomagnetic data for Palaeoproterozoic AMCG complexes of the Ukrainian Shield

V.G. Bakhmutov, O.V. Mytrokhyn, I.B. Poliachenko, S.I. Cherkes • Геофизический журнал (2023)

A palaeomagnetic study of rocks for two Palaeoproterozoic anorthosite-mangerite-charnockite-granite (AMCG) complexes in the Ukrainian Shield was done to put additional constraints on the interpretation of palaeogeography of Fennoscandia and...

DOAJ Open Access (DOAJ) DOI: 10.24028/gj.v45i4.286283

GPS network observation of traveling ionospheric disturbances following the Chelyabinsk meteorite blast

F. Ding, F. Ding, T. Mao, L. Hu et al. • Annales Geophysicae (2016)

We use the Global Positioning System (GPS) network in northwest China and central Asia to monitor traveling ionospheric disturbances (TIDs), which were possibly excited by the large meteorite blast over Chelyabinsk, Russia, on 15 Februar...

DOAJ Open Access (DOAJ) DOI: 10.5194/angeo-34-1045-2016

Geochemical balance of the mineral fraction and statistical analyzes of the Ebolowa municipal lake’s sediments (central Africa): Implication for early diagenesis process

Akono Daniel Florent, Bokanda Ekoko Eric, Bisse Salomon Bertrant, Belinga Belinga Cedric et al. • Heliyon (2023)

The Ebolowa Municipal Lake (EML) (South Cameroon) in order to identify the early diagenesis processes taking place in the lake and the factors influencing them. To this end, 21 samples were collected. In situ, hydrogen potential, redox pote...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.heliyon.2023.e17617

Structural Properties of Syngenetic Ice-Rich Permafrost, as Revealed by Archaeological Investigation of the Yana Site Complex (Arctic East Siberia, Russia): Implications for Quaternary Science

Vladimir V. Pitulko, Elena Y. Pavlova • Frontiers in Earth Science (2022)

Ice-rich syncryogenic (termed “Ice Complex”) deposits are common in northern East Siberia and constitute the most important feature of the Quaternary geology of the region. The Ice Complex formed throughout the Late Pleistocene and not only...

DOAJ Open Access (DOAJ) DOI: 10.3389/feart.2021.744775

Underground Gas Storage Process Optimisation with Respect to Reservoir Parameters and Production Equipment

Vladislav Brkić, Ivan Zelenika, Petar Mijić, Igor Medved • Energies (2021)

The storage of natural gas in geological structures such as depleted fields, aquifers and salt caverns plays an important role in a gas supply system as it balances the fluctuation of gas demand and price. Hydraulic loss due to fluid flow t...

DOAJ Open Access (DOAJ) DOI: 10.3390/en14144324