Results 91 to 100 of about 7,458 (261)

A Hierarchical Multiscale Super-Pixel-Based Classification Method for Extracting Urban Impervious Surface Using Deep Residual Network From WorldView-2 and LiDAR Data

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2019
High-resolution optical imagery can provide detailed information of urban land objects for impervious surface extraction, while airborne light detection and ranging (LiDAR) data can provide height features of land objects.
Mengfan Wu   +3 more
doaj   +1 more source

A robust method for mapping refugial capacity in montane forests

open access: yesConservation Science and Practice, EarlyView.
We developed a refugial capacity analysis to guide management strategies to protect montane forests that will be relatively buffered from disturbances. Through sensitivity analyses, we found that our approach was robust to uncertainty in thresholds and climate forecasts, consistently identifying refugia across the landscape in similar locations and ...
Camila Guerrero‐Pineda   +4 more
wiley   +1 more source

Surface urban heat island of metropolitan Italian cities: tree cover and impervious surface influences - Supplementary materials

open access: yes, 2020
Based on the 2018 population census, around 70% of the Italian population lives in urban areas and just over 30% lives in the 10 metropolitan cities of the Italian peninsula.
Messeri, Alessandro   +5 more
core   +1 more source

Remote sensing of impervious surface growth: A framework for quantifying urban expansion and re-densification mechanisms [PDF]

open access: yes, 2016
A substantial body of literature has accumulated on the topic of using remotely sensed data to map impervious surfaces which are widely recognized as an important indicator of urbanization. However, the remote sensing of impervious surface growth has not
Shahtahmassebi, Amir Reza   +21 more
core   +1 more source

Improving Urban Impervious Surfaces Mapping through Integrating Statistical Methods and Spectral Mixture Analysis

open access: yes, 2021
Impervious surfaces have been widely considered as the key indicator for evaluating urbanization and environmental quality. As one of the most widely applied methods, spectral mixture analysis (SMA) has been commonly used for mapping urban impervious ...
Wenliang Li
core   +1 more source

An experimental examination of dispersal decisions made by flight‐capable heteropteran insects in urban stormwater pond conditions

open access: yesEcological Entomology, EarlyView.
Salty conditions in urban stormwater ponds can influence dispersal timing in species‐specific ways for actively dispersing aquatic heteropteran insects. Assaying multiple aspects of dispersal propensity, Hesperocorixa obliqua emigrated earlier in stormwater pond conditions while overall probabilities remained unchanged; Notonecta undulata emigration ...
Ilia Maria C. Ferzoco   +1 more
wiley   +1 more source

Dataset of impervious surface area and green space fractions of global urban land in 2000-2020

open access: yes, 2021
1. This is the dataset described by the report "Global Urban Land Cover Changes in 2000-2020" submitted to Global Ecosystem and Environment Observation Analysis Research Cooperation (GEOARC). 2. The dataset includes the following subsets, i.e.
Kuang Wenhui
core   +1 more source

Enhancing Recharge in the Edwards Aquifer, Texas: Measures, Outcomes, and Lessons for Karst Aquifers

open access: yesGroundwater, EarlyView.
Abstract Managed aquifer recharge is a widely adopted method that involves storing excess water underground for future use. While managed aquifer recharge has been applied globally to different aquifer types, its use in karst aquifers is less common due to the unique hydrogeological characteristics of these systems, including high permeability ...
Neelam Thapa Magar, Robert E. Mace
wiley   +1 more source

Key Influencing Factors of Urban Flooding in Wuhan Based on Multi-scale Geographically Weighted Regression Model [PDF]

open access: yes长江科学院院报
[Objective] Urban flooding severely threatens social security and development, and identifying key influencing factors of urban flooding is fundamental to studying flood disasters. Many studies have used the Geographically Weighted Regression (GWR) model
HUANG Zi-ye, YANG Qing-yuan, WEI Hong-yan
doaj   +1 more source

Duluth 1-Meter Land Cover Classification (Impervious Surface Focused)

open access: yes, 2016
A high-resolution (1-meter) land cover classification raster dataset was completed for three different geographic areas in Minnesota: Duluth, Rochester, and the seven-county Twin Cities Metropolitan area.
Host, Trevor K   +2 more
core   +1 more source

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