Results 21 to 30 of about 10,430,396 (341)

A Study on the Emergency Shelter Spatial Accessibility Based on the Adaptive Catchment Size 2SFCA Method

open access: yesISPRS International Journal of Geo-Information, 2022
In order to access the spatial accessibility of emergency shelters, the relationship between the supply and demand of emergency shelters in the two dimensions of space and non-space must be comprehensively considered. Meanwhile, it is vital to understand
Zilin Ding   +5 more
doaj   +1 more source

Hierarchical two-step floating catchment area (2SFCA) method: measuring the spatial accessibility to hierarchical healthcare facilities in Shenzhen, China

open access: yesInternational Journal for Equity in Health, 2020
Background Spatial accessibility to healthcare facilities has drawn much attention in health geography. In China, central and local governments have aimed to develop a well-organized hierarchical system of healthcare facilities in recent years.
Zhuolin Tao, Yang Cheng, Jixiang Liu
semanticscholar   +1 more source

Relationships between land use and nitrogen and phosphorus in New Zealand lakes [PDF]

open access: yes, 2011
Developing policies to address lake eutrophication requires an understanding of the relative contribution of different nutrient sources and of how lake and catchment characteristics interact to mediate the source–receptor pathway.
Abell, Jonathan Michael   +3 more
core   +2 more sources

Anatomy of extraordinary rainfall and flash flood in a Dutch lowland catchment [PDF]

open access: yes, 2011
On 26 August 2010 the eastern part of The Netherlands and the bordering part of Germany were struck by a series of rainfall events lasting for more than a day. Over an area of 740 km2 more than 120 mm of rainfall were observed in 24 h. This extreme event
Brauer, C.C.   +6 more
core   +7 more sources

Catchment-scale vulnerability assessment of groundwater pollution from diffuse sources using the DRASTIC method : a case study [PDF]

open access: yes, 2008
The catchment-scale groundwater vulnerability assessment that delineates zones representing different levels of groundwater susceptibility to contaminants from diffuse agricultural sources has become an important element in groundwater pollution ...
Blundell, J.R.   +3 more
core   +3 more sources

Mapping the Catchment Area of Park and Ride Facilities within Urban Environments

open access: yesISPRS Int. J. Geo Inf., 2020
A Park and Ride (P & R) system is a set of facilities located throughout an urban area that can serve as transfer points for travelers that would like to utilize their private vehicles for one part of their journey and a more sustainable transport mode ...
Jairo Ortega, J. Tóth, Tamás Péter
semanticscholar   +1 more source

A comparative analysis of accessibility measures by the two-step floating catchment area (2SFCA) method

open access: yesInternational Journal of Geographical Information Science, 2019
The recent decade has witnessed a new wave of development in the place-based accessibility theory, revolving around the two-step floating catchment area (2SFCA) method.
Xiang Chen, Pengfei Jia
semanticscholar   +1 more source

Past and future impact of the winter North Atlantic Oscillation in the Caspian Sea catchment area

open access: yesInternational Journal of Climatology, 2020
The Caspian Sea level (CSL) has undergone variations of more than 3 m during the past century with important implications for the life of coastal people, economy and the ecosystem.
S. Nandini‐Weiss   +4 more
semanticscholar   +1 more source

Global Relationships Between River Width, Slope, Catchment Area, Meander Wavelength, Sinuosity, and Discharge

open access: yesGeophysical Research Letters, 2019
Using river centerlines created with Landsat images and the Shuttle Radar Topography Mission digital elevation model, we created spatially continuous maps of mean annual flow river width, slope, meander wavelength, sinuosity, and catchment area for all ...
R. Frasson   +8 more
semanticscholar   +1 more source

Approaches to the Definition of the Baltic Sea Region [PDF]

open access: yesBaltic Region, 2017
The Baltic Sea region is one of the most developed and well-formed regions of international cooperation. It is a place for promoting collaboration between businesses, non-profits, public authorities, and municipalities of the countries located on the ...
Klemeshev A. P.   +4 more
doaj   +1 more source

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