Results 1 to 10 of about 18,378 (263)

Enhancement of the geological mapping in weathered plutonic and metamorphic rocks areas using village water supply wells data (lithology and hydrochemistry) [PDF]

open access: yesHeliyon
In weathered plutonic and metamorphic rocks areas, because rock outcrops are rare due to the extensive regolith cover, geological mapping is largely based on the interpretation of airborne data and imagery (aerial photographs, satellite images, airborne ...
Cheik Abba Cissé Ouangaré   +2 more
doaj   +2 more sources

Digital Geological Mapping to Facilitate Field Data Collection, Integration, and Map Production in Zhoukoudian, China

open access: yesApplied Sciences, 2021
The development of innovative information technologies has improved the geological mapping process through the use of smart and portable equipment to collect field data, build a geological database and produce geological maps.
Chengbin Wang   +2 more
doaj   +3 more sources

3D multiple-point geostatistical simulation of joint subsurface redox and geological architectures [PDF]

open access: yesHydrology and Earth System Sciences, 2021
Nitrate contamination of subsurface aquifers is an ongoing environmental challenge due to nitrogen (N) leaching from intensive N fertilization and management on agricultural fields.
R. B. Madsen   +8 more
doaj   +1 more source

Coastal Ecosystem Restoration Strategy Based on Carbon Storage Change: A Case Study of the Southeast Coastal Zone of Hainan Island

open access: yesRedai dili, 2023
Carbon peak and neutralization, land space ecological restoration, and sustainable management of sea areas and islands are all important components of national development strategies.
Sun Tiancheng   +9 more
doaj   +1 more source

Assessment of Multi-Spectral Imagery and Machine Learning Algorithms for Shallow Water Bathymetry Inversion

open access: yesRedai dili, 2023
The eastern coastal zone of Hainan Island is an important scenic belt and concentrated area of tourism resources in Hainan Province. Due to natural factors such as sea level rise and human factors such as coastal reclamation, the ecosystem in this area ...
Wang Zhaofan   +9 more
doaj   +1 more source

Assessment of complex subsurface redox structures for sustainable development of agriculture and the environment

open access: yesEnvironmental Research Letters, 2021
Cost-efficient targeted nitrogen (N) regulation of agriculture with low impact on the environment is the new N regulation paradigm. It requires detailed knowledge on the geological and geochemical conditions of the subsurface that is crucial for ...
Birgitte Hansen   +10 more
doaj   +1 more source

Statistical estimation of frictional coefficients of faults based on a structural dataset in the Tuy Hoa–Vung Tau Region, Viet Nam

open access: yesOil & Gas Science and Technology, 2021
This study estimates the shear friction coefficient from shear friction angles for the prediction of slip tendencies in the Tuy Hoa–Vung Tau region of Southern Vietnam.
Linh Do Van   +7 more
doaj   +1 more source

Integration of meteorology and geomorphology for enhanced understanding of post-fire debris-flow hazards [PDF]

open access: yesE3S Web of Conferences, 2023
Through precipitation, the fields of meteorology and geomorphology are fundamentally linked, thus interdisciplinary efforts are needed to advance understanding and warning of rainfall-driven geohazards.
Oakley Nina   +2 more
doaj   +1 more source

Overview of the geological mapping in Brazil: historical analysis until 2022

open access: yesJournal of the Geological Survey of Brazil, 2023
O objetivo deste trabalho é contextualizar a evolução do mapeamento geológico no Brasil a partir da criação da Companhia de Pesquisa de Recursos Minerais-CPRM em 1969, como parte de um conjunto de medidas governamentais que visavam impulsionar o setor ...
Lucia Travassos da Rosa-Costa   +5 more
doaj   +1 more source

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