Results 21 to 30 of about 18,378 (263)

Undrained Elastoplastic Solution for Cylindrical Cavity Expansion in Structured Cam Clay Soil Considering the Destructuration Effects

open access: yesApplied Sciences, 2022
Soil structure has significant influences on the mechanical behaviors of natural soils, although it is rarely considered in previous cavity expansion analyses.
Zhanghui Zhai   +3 more
doaj   +1 more source

Morphology of seamounts at the Mendeleev Rise, Arctic Ocean

open access: yesPolar Research, 2017
Geological and geophysical studies undertaken during the Russian Arktika-2012 Expedition of 2012 produced evidence of basement outcrops on the steep slopes of the Mendeleev Rise seamounts. Observations of the outcrops from research submarines showed that
Evgeny Gusev   +6 more
doaj   +1 more source

Model Construction of InSAR-based Rainfall Thresholds for Landslide Hazards in Yanhe Basin, Chinese Loess Plateau

open access: yesShuitu Baochi Xuebao
[Objective] Empirical rainfall thresholds have geographical limitations, it is of great significance to carry out a rainfall threshold modeling study for landslide hazard on the Chinese Loess Plateau.
WANG Zhenliang   +5 more
doaj   +1 more source

Types and development characteristics of high geological disasters in Chalonglongbaqu gully, Bomi , Tibet

open access: yesZhongguo dizhi zaihai yu fangzhi xuebao, 2021
Chalonglongbaqu gully is located on the right bank of Parlung Zangbo. The steeply changing topography has bred a large number of high-level geological disasters, threatening the downstream linear engineering.
Tiantian ZHANG   +6 more
doaj   +1 more source

Groundwater nitrate response to sustainable nitrogen management

open access: yesScientific Reports, 2017
Throughout the world, nitrogen (N) losses from intensive agricultural production may end up as undesirably high concentrations of nitrate in groundwater with a long-term impact on groundwater quality. This has human and environmental health consequences,
Birgitte Hansen   +4 more
doaj   +1 more source

A Study on Carbon Fixation Capacity and Its Influencing Factors Based on InVEST Model at Wuhu City

open access: yesShuitu baochi tongbao, 2023
[Objective] The spatial and temporal distribution pattern of carbon storage at Wuhu City, Anhui Province from 2011 to 2021 were analyzed, and the influence of ecological environmental factors, topographic factors, meteorological factors, and land use ...
Xia Quansheng   +9 more
doaj   +1 more source

Research on the Calculation Method of Internal Force of Fully Buried Double-Row Skid Piles Based on Tests

open access: yesApplied Sciences
In order to discuss the calculation model and design method of double-row sliding piles without a connected beam, a laboratory simulation test was carried out.
Xunchang Li   +3 more
doaj   +1 more source

Soil Erosion and Spatio-temporal Variations in Huangshui River Basin Based on MODIS and Landsat Data

open access: yesShuitu baochi tongbao, 2022
[Objective] The spatio-temporal distribution and variation characteristics of soil erosion in the Huangshui River basin in the upstream region of the Yellow River were analyzed in order to provide basic data and a basis for decision-making in relation to
Du Mei   +7 more
doaj   +1 more source

An automatic high precision registration method between large area aerial images and aerial light detection and ranging data [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
The integration of digital aerial photogrammetry and Light Detetion And Ranging (LiDAR) is an inevitable trend in Surveying and Mapping field. We calculate the external orientation elements of images which identical with LiDAR coordinate to realize ...
Q. Du, D. Xie, Y. Sun
doaj   +1 more source

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