Results 11 to 20 of about 1,478,032 (296)
Space-Time Evolution and Decision-Making Mechanism of Sending Children out for Adoption
Sending children out for adoption has a long history. It completely changes the trajectory of children's survival and development. Trapped in the complexity, concealment, and dispersion of this behavior, the relevant definition is controversial and ...
Ma Xueyao +6 more
doaj +1 more source
The non-farming use of cropland has led to food insecurity in China due to drastic land use (LU) changes under the stresses of ecological restoration and urbanization, particularly in non-major grain-producing areas.
Linna Linghu +3 more
doaj +1 more source
With the rapid development of the economic and social situation and the improvement of public security defense and governance, the quantity of cases of child trafficking by means of theft, forcible robbery, and deception has decreased significantly, and ...
Xu Feng +5 more
doaj +1 more source
The glacier snowline altitude (SLA) at the end of the melt season is an indicator of the glacier equilibrium line altitude and can be used to estimate glacier mass balance and reconstruct past climate.
Zhongming Guo +5 more
doaj +1 more source
Vegetation Change and Its Response to Climate Extremes in the Arid Region of Northwest China
Changes in climate extremes have a profound impact on vegetation growth. In this study, we employed the Moderate Resolution Imaging Spectroradiometer (MODIS) and a recently published climate extremes dataset (HadEX3) to study the temporal and spatial ...
Simeng Wang, Qihang Liu, Chang Huang
doaj +1 more source
Review and Development of Crime Geography Studies in China and Abroad since 2000
Crime geography, as a new interdisciplinary subject in academia, has attracted extensive attention. Based on the "Web of ScienceTM Core Collection" and CNKI data sources, this study clarifies the thematic structure and development of crime geography in ...
Zhou Junjun +6 more
doaj +1 more source
Attribution Analysis of Runoff Variation in the Yue River Watershed of the Qinling Mountains
In recent decades, global climate change, especially human activities, has led to profound changes in the hydrological cycle and hydrological processes in watersheds. Taking the Yue River watershed in the Qinling Mountains in China as the study area, the
Yiyi Hu, Yi He
doaj +1 more source
Landslide Characteristics and Evolution: What We Can Learn from Three Adjacent Landslides
Landslide processes are a consequence of the interactions between their triggers and the surrounding environment. Understanding the differences in landslide movement processes and characteristics can provide new insights for landslide prevention and ...
Dongdong Yang +9 more
doaj +1 more source
Amino-functionalized graphene oxide (GO-NH2) was synthesized by grafting (3-aminopropyl) triethoxysilane on the graphene oxide (GO) surface. The GO-NH2 with high surface area and numerous active sites can efficiently adsorb Cr(VI), Cu(II), Pb(II) and Cd ...
Huang Huayu +4 more
doaj +1 more source
Influence of DEM resolution on landslide simulation performance based on the Scoops3D model
Using the physical deterministic model to analyze landslide stability has become a hotspot of landslide disasters research all over the world. The Digital Elevation Model (DEM) resolution has a great influence on the simulation effect of 3 D physical ...
Haijun Qiu +5 more
doaj +1 more source

