Results 21 to 30 of about 242,392 (312)

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

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

Results and prospects of geological mapping of the Arctic shelf of Russia

open access: yesЗаписки Горного института, 2022
The results of compiling the sets of the State Geological Map at a scale of 1:1,000,000 for the Arctic continental shelf of Russia are analyzed. Results are summed up, and the main problems of geological mapping are outlined.
Evgeny A. Gusev
doaj   +1 more source

Initial geological considerations before installing ground source heat pump systems [PDF]

open access: yes, 2009
The performance of an open- or closed-loop ground source heat pump system depends on local geological conditions. It is important that these are determined as accurately as possible when designing a system, to maximize efficiency and minimize ...
Busby, Jon   +3 more
core   +1 more source

Land Use Conflict Identification in Southeast Hilly Area from Perspective of “Productional-Living-Ecological” Space

open access: yesShuitu baochi tongbao, 2022
[Objective] The land use conflict in township areas was analyzed from the perspective of “productional-living-ecological” space in order to provide a scientific basis for improving the precision and accuracy of the quantitative and positioning management
Luo Shasha   +3 more
doaj   +1 more source

The FOREGS Geochemistry Task Group 1994-1996 [PDF]

open access: yes, 1996
The Forum of European Geological Surveys (FOREGS) includes geological surveys from 33 European countries and is responsible for co-ordinating geological survey activities in Europe. The FOREGS Geochemistry Task Group was established in 1994 as part of
Fordyce, F.M.   +5 more
core  

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