Results 121 to 130 of about 435,541 (193)

Shallow Poroelastic Hydrothermal Deformation at Changbaishan Volcano Before the 2020 Unrest Revealed by Sentinel‐1 InSAR Time Series

open access: yesGeophysical Research Letters, Volume 53, Issue 19, 16 October 2026.
Abstract Ground deformation of dormant volcanoes provides critical insights into subsurface processes and potential hazards. Here we present Sentinel‐1 Interferometric Synthetic Aperture Radar (InSAR) time series (2015–2020) for Changbaishan volcano, the largest intraplate volcanic system in East Asia. We detect persistent subsidence of up to 3.5 mm/yr
Xingjun Luo   +3 more
wiley   +1 more source

Mechanisms and mitigation strategies of reinjection blockage in the Yangbajing geothermal field, Tibet

open access: yesGeothermal Energy
Reinjection is critical for the sustainable utilization of geothermal resources. However, in high-temperature reservoirs, it triggers water–rock interactions that cause formation damage and a severe decline in productivity.
Yanyan Huang   +4 more
doaj   +1 more source

Hydrochemical Characteristics and Genetic Mechanism of the Wanlongshan Fault-Controlled Geothermal System

open access: yesYankuang ceshi
The genetic mechanisms of medium-low temperature fault-controlled geothermal systems in the western Jiangxi region of South China are complex, where deep circulation pathways and reservoir structures remain poorly constrained, hindering the precise ...
Yaoyao ZHANG   +7 more
doaj   +1 more source

Rock typing in geothermal reservoirs: application of textural descriptors

open access: yes, 2016
Geothermal energy is a key in the transition to 90% renewable electricity production by 2025, which is a target set by New Zealand government. 22% of the current national electricity generation comes from geothermal resources and it is expected to keep ...
Archer, Rosalind, Prieto, Angela M
core  

Volatile Conduits Beneath Vulcano Island (Italy) Revealed by High‐Resolution Nodal Local Earthquake Tomography During Volcanic Unrest

open access: yesGeophysical Research Letters, Volume 53, Issue 19, 16 October 2026.
Abstract Understanding shallow magmatic and hydrothermal systems at active volcanoes is essential for interpreting unrest and forecasting eruptions. We present the first high‐resolution three‐dimensional Vp $Vp$, Vs $Vs$, and Vp/Vs $Vp/Vs$ models of Vulcano Island, Aeolian Islands, Italy, derived from a dense nodal seismic network.
Iván Cabrera‐Pérez   +6 more
wiley   +1 more source

Current status and prospects of geothermal resource exploration and development in Xiong’an New Area

open access: yesDizhi lixue xuebao
Objective  This study aims to review the history and current status of geothermal resource exploration and development in Xiong’an New Area, and to assess the advances, challenges, and future directions of geothermal exploration and utilization ...
WANG Guiling   +7 more
doaj   +1 more source

Simulation of reinjection of Non-Condensable Gas-Water mixture into geothermal reservoirs

open access: yes, 2017
Injection of non-condensable gases (NCG) into geothermal reservoirs can be used to reduce greenhouse gas emissions, providing reservoir pressure support and possibly improve reservoir permeability.
Zarrouk, SJ, Kaya, E
core  

Reservoir technology - geothermal reservoir engineering research at Stanford. Fifth annual report, October 1, 1984-September 30, 1985

open access: yes, 1985
The objective is to carry out research on geothermal reservoir engineering techniques useful to the geothermal industry. A parallel objective is the training of geothermal engineers and scientists.
Miller, F.G.   +4 more
core   +1 more source

Optimization of evaluation indicators for medium-deep hydrothermal geothermal resources and prediction of potential areas: takiing Changsha–Zhuzhou–Xiangtan area as an example

open access: yesMeitan xuebao
As a significant non-carbon-based energy source, the exploration and development of medium-deep hydrothermal geothermal resources are characterized by high technical barriers and substantial investment risks.
Jun Gao   +7 more
doaj   +1 more source

Integrated Geological Modeling for Identification of CO2-Enhanced Geothermal System Reservoirs in Poland

open access: yesEnergies
Exploitation of geothermal energy stored in hot dry rocks requires the application of enhanced geothermal system (EGS) technology, which enables artificial enhancement of reservoir permeability and improved heat extraction efficiency.
Anna Sowiżdżał   +2 more
doaj   +1 more source

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