Results 1 to 10 of about 81,571 (163)

The urban heat island under extreme heat conditions: a case study of Hannover, Germany [PDF]

open access: yesScientific Reports, 2023
Global warming has resulted in higher frequencies of climate extremes, such as drought periods or heat waves. Heat waves are intensified in urban areas due to the urban heat island effect.
Nadja Kabisch   +3 more
doaj   +2 more sources

Urban Heat Island Analysis Using the Landsat TM Data and ASTER Data: A Case Study in Hong Kong

open access: yesRemote Sensing, 2011
In this paper, the effect of urban heat island is analyzed using the Landsat TM data and ASTER data in 2005 as a case study in Hong Kong. Two algorithms were applied to retrieve the land surface temperature (LST) distribution from the Landsat TM and ...
Lin Liu, Yuanzhi Zhang
doaj   +3 more sources

Research on the Construction Method of Heat Island Network Resistance Surface Based on County Perspective

open access: yesAtmosphere, 2023
The urban heat island effect is a typical feature of urban climates. Problems associated with urban heat islands include an increase in energy consumption and health issues resulting from a reduction in thermal comfort.
Shiyun Cheng, Shuai Li, Feng Qi
doaj   +1 more source

Editorial: Special Issue on Geographical Analysis and Modeling of Urban Heat Island Formation

open access: yesRemote Sensing, 2023
This Special Issue focuses on the data, methods, techniques, and empirical outcomes of urban heat island studies from a time and space perspective. We showcase research papers, empirical studies, conceptual or analytic reviews, and policy-related tasks ...
Yuji Murayama, Ruci Wang
doaj   +1 more source

SPATIAL AND TEMPORAL CHANGE ANALYSIS OF URBAN HEAT ISLAND EFFECT IN WUHAN CITY [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
China has experienced rapid urbanization and rapid development of economy in the past decades, resulting in severe damage to the urban ecological environment, causing changes in the urban thermal environment and triggering the urban heat island effect ...
M. H. Huang, J. J. Chen
doaj   +1 more source

Analysis and Evaluation of Effective Environmental Indicators in the Heat Island of District 1 of Tehran using (RS) [PDF]

open access: yesJournal of Renewable Energy and Environment, 2023
One of the environmental problems today is the rising land surface temperature and the formation of heat islands in metropolitan areas, which have arisen due to the unplanned expansion of these cities.
Ali Sayyadi, Mohamad Javad Amiri
doaj   +1 more source

Flow and Pollutant Dispersion Model in a 2D Urban Street Canyons Using Computational Fluid Dynamics [PDF]

open access: yesComputational Engineering and Physical Modeling, 2018
A two-dimensional model is used to simulate temperature distribution, wind speed and pollutants dispersion within an isolated two-dimensional street canyon using SIMPLE algorithm in ANSYS Fluent version 16.2.
Zahra Jandaghian
doaj   +1 more source

Spatial and temporal variation of heat islands in the main urban area of Zhengzhou under the two-way influence of urbanization and urban forestry.

open access: yesPLoS ONE, 2022
Urban heat islands are major factors hindering the quality of present-day urban habitats. The ongoing acceleration of the worldwide urbanization process is leading to an exacerbation of the urban heat island effect; however, urban forestry can mitigate ...
Yarong Yang   +5 more
doaj   +1 more source

A System Dynamics Model to Facilitate the Development of Policy for Urban Heat Island Mitigation

open access: yesUrban Science, 2021
This article presents a customized system dynamics model to facilitate the informed development of policy for urban heat island mitigation within the context of future climate change, and with special emphasis on the reduction of heat-related mortality ...
Robert Dare
doaj   +1 more source

Analytical Study of Urban Heat Spot Patterns in Colombo District from 1988 – 2019 based on Landsat Data

open access: yesInternational Journal of Disaster Management, 2022
Researching on urban heat island (UHI) is a hot topic among urban designers due to its adverse impacts. This paper focuses on studying spatial and temporal dynamicity of surface UHI in the Colombo district based on correlations between land surface ...
Saumya Chathuranga, Chandana Jayaratne
doaj   +1 more source

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