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