Results 11 to 20 of about 294,823 (253)

Thermal management of an unconsolidated shallow urban groundwater body [PDF]

open access: yes, 2013
This study presents the development of tools for the sustainable thermal management of a shallow unconsolidated urban groundwater body in the city of Basel (Switzerland). The concept of the investigations is based on (1) a characterization of the present
F. Händel   +5 more
core   +2 more sources

A Preliminary Study on the Geoscientific Significance of the Core from Cangzhou Scientific Drilling Hole [PDF]

open access: yesE3S Web of Conferences
The Cangzhou area is one of the regions in China most severely affected by groundwater over- exploitation and land subsidence. To further elucidate the deep geological structure of this area and facilitate dynamic monitoring of key strata compression ...
Ning Di   +5 more
doaj   +1 more source

An innovative method for soil vapor extraction to improve extraction and tail gas treatment efficiency

open access: yesScientific Reports, 2022
This study aims to improve soil vapor extraction (SVE) to address its shortcomings in treating halogenated hydrocarbon-contaminated soil. Indoor simulation experiments based on SVE were conducted to provide technical guidance for the remediation of 1,2 ...
Yang Ding   +5 more
doaj   +1 more source

Recharge of natural mineral water Jingyu County, northeastern China [PDF]

open access: yesE3S Web of Conferences, 2019
A light stable isotope investigation of the source of natural mineral water in Jingyu County indicates an origin predominantly from atmospheric precipitation.
Liang Xiujuan   +5 more
doaj   +1 more source

Multi-Lateral Well Productivity Evaluation Based on Three-Dimensional Heterogeneous Model in Nankai Trough, Japan

open access: yesEnergies, 2023
Widely employed in hydrate exploitation, the single well method is utilized to broaden the scope of hydrate decomposition. Optimizing the well structure and production strategy is necessary to enhance gas recovery efficiency. Complex wells represented by
Xin Xin   +5 more
doaj   +1 more source

Global-scale modeling of groundwater recharge [PDF]

open access: yes, 2007
Long-term average groundwater recharge, which is equivalent to renewable groundwater resources, is the major limiting factor for the sustainable use of groundwater.
P. Döll   +5 more
core   +2 more sources

Evaluation of Land Subsidence Hazardousness in Cangzhou Section of Beijing-Shanghai High-Speed Railway [PDF]

open access: yesE3S Web of Conferences
Cangzhou area is one of the most severe areas of land subsidence in the North China Plain, which is a serious threat to major linear projects such as the South-to-North Water Diversion Project and high-speed railroads, and there is an urgent need to ...
Zhu Juyan   +6 more
doaj   +1 more source

Young children's perspectives of time: New directions for co‐constructing understandings of quality in ECEC

open access: yesBritish Educational Research Journal, EarlyView., 2023
Abstract Children's relationship with time in preschools is an under‐researched area. Young children rarely know how to measure time using a clock, but their experiences of time may contribute to understanding children's well‐being and debates about quality in preschools.
Kristín Dýrfjörð   +3 more
wiley   +1 more source

Historical temporal trends in groundwater levels from British Columbia, Canada [PDF]

open access: yes, 2012
A time trend study of groundwater monitoring well levels was conducted in British Columbia, Canada. Trend data was available for a total of 210 groundwater monitoring well stations throughout the province with end-of-month water levels over the period of
Sierra Rayne, Kaya Forest
core   +1 more source

Production Behavior of Hydrate-Bearing Sediments with Mixed Fracture- and Pore-Filling Hydrates

open access: yesJournal of Marine Science and Engineering, 2023
Most hydrate-bearing sediments worldwide exhibit mixed pore- and fracture-filling hydrates. Due to the high exploitation value, pore-filling hydrate production is the focus of current hydrate production research, and there is a lack of systematic ...
Yaobin Li   +6 more
doaj   +1 more source

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