نتایج جستجو برای: anthropogenic impervious surfaces
تعداد نتایج: 156379 فیلتر نتایج به سال:
The concentration of people in densely populated urban areas, especially in developing countries, calls for the use of monitoring systems like remote sensing. Such systems along with spatial analysis techniques like digital image processing and geographical information system (GIS) can be used for the monitoring and planning purposes as these enable the reporting of overall sprawl at a detailed...
Impervious surfaces (IS) are one of the most important components earth’s surface, and understanding how IS have expanded is vital. However, few studies on or urbanization focused cradle Chinese nation—the Yellow River Basin (YRB). In this study, Random Forest Temporal Consistency Check methods were employed to generate long-term maps in YRB based Landsat imagery. To explore dynamics difference...
This paper examines the influence of residential zoning and subdivision regulations on the extent and distribution of impervious land cover in Madison, WI. Specifically, an analysis of approximately 40,000 single-family residential parcels in the Madison region is presented to assess the impact of land development regulations governing lot size, lot frontage, front yard setbacks, street width, ...
For smart, sustainable cities and urban planning, building extraction through satellite images becomes a crucial activity. It is challenging in the medium spatial resolution. This work proposes novel methodology named ‘6+’ for improving 10 m resolution multispectral images. Data resources used are Sentinel-2A OpenStreetMap (OSM). The proposed merges available high-resolution bands, super-resolv...
High-resolution land surface temperature (LST) data are essential for fine-scale urban thermal environment studies. Urban LST downscaling studies mostly remain focused on only two-dimensional (2-D) data, and neglect the impact of three-dimensional (3-D) structure LST. In addition, choice window size is also important over heterogeneous surfaces. this study, we downscaled Landsat-LST using local...
1 widespread island endemic, the San Clemente Island night lizard. ABSTRACT 17 Habitat fragmentation and loss are fundamental conservation concerns. Because protected 18 areas are often " habitat islands " isolated by human development, studies of physical islands 19 which document genetic patterns associated with natural versus anthropogenic fragmentation may 20 provide insight into the manage...
The goal of this study is to improve our understanding of the interactive function of impervious and vegetation covers at different levels of the local and intra-urban spatial scales in relation to air temperatures in an urban environment. A multiple regression model was developed using impervious and vegetation fractions at different scales to predict maximum air temperature for the entire Pho...
Impervious surface information is an important indicator to describe urban development and environmental changes. The substantial increase in impervious area will have a significant impact on the regional landscape environment. Therefore, timely accurate acquisition of large-scale percentage (LISP) great significance for management ecological assessment. However, previous LISP estimation method...
We evaluated competing models explaining the occurrence of five stream fishes in an urbanizing watershed to determine the relative importance of (a) impervious surface and other indicators of current land use, (b) historic land use (e.g., agriculture, impoundments), and (c) hydrogeomorphic characteristics (e.g., stream size, elevation, geology). For four of five species, the best-supported mode...
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