161 Hits in 7.4 sec

Simultaneous assessment of the summer urban heat island in Moscow megacity based on in situ observations, thermal satellite images and mesoscale modeling

Mikhail I. Varentsov, Mikhail Y. Grishchenko, Hendrik Wouters
2019 Geography, Environment, Sustainability  
), and both types of the UHI could be simulated by the atmospheric model.  ...  This study compares three popular approaches to quantify the urban heat island (UHI) effect in Moscow megacity in a summer season (June-August 2015).  ...  SAT − surface air temperature SUHI − surface urban heat island UF − urban fraction UHIurban heat island WMO − World Meteorological Organization WS − regular (non-automatic) weather station Abbreviation  ... 
doi:10.24057/2071-9388-2019-10 fatcat:rd3mbqky3re2hf2xvsmjq73gwi

Study of the Urban Heat Island (UHI) Using Remote Sensing Data/Techniques: A Systematic Review

Cátia Rodrigues de Almeida, Ana Cláudia Teodoro, Artur Gonçalves
2021 Environments  
Urban Heat Islands (UHI) consist of the occurrence of higher temperatures in urbanized areas when compared to rural areas.  ...  The application of Remote Sensing (RS) data/techniques using thermal sensors onboard satellites, drones, or aircraft, allow for the estimation of Land Surface Temperature (LST).  ...  Acknowledgments: This work was funded by National Funds through the FCT-Foundation for Science and Technology and FEDER, under the projects UIDB/04683/2020 and PT2020 Program for financial support to CIMO  ... 
doi:10.3390/environments8100105 fatcat:krqjy2fbgncvlpcffp5q2qivpu

Urban Heat Island Simulations in Guangzhou, China, Using the Coupled WRF/UCM Model with a Land Use Map Extracted from Remote Sensing Data

Guang Chen, Lihua Zhao, Akashi Mochida
2016 Sustainability  
capture the characteristics of Urban Heat Island (UHI).  ...  The diurnal variations of UHI intensity and the spatial distribution of the UHI effect in Beijing have been reproduced well by the WRF/UCM with MODIS data [15] .  ...  Guang Chen and Lihua Zhao contributed to the overall idea, planning, financing, analyzing and writing of the manuscript, and  ... 
doi:10.3390/su8070628 fatcat:guohp4i725bh7p7dnvglsnxqpm

Urban heat island studies in Szeged, Hungary

János Unger
2020 Acta climatologica et chorologica  
The overview summarizes briefly the contents and results of the papers published in journals dealing with urban heat island investigations in Szeged, Hungary between 1980 and 2020.  ...  The thermal data they used came from urban station networks, mobile measurements, local-scale simulations as well as aerial and satellite images.  ...  Modelling of the annual mean maximum urban heat island with the application of 2 and 3D surface parameters (Unger 2006) ; Modelling the maximum development of urban heat island with the application of  ... 
doi:10.14232/acta.clim.2020.54.4 fatcat:7ckurfjj2rehtkaqvwodbeinkm

Seasonal Variations of the Urban Heat Island at the Surface and the Near-Surface and Reductions due to Urban Vegetation in Mexico City

Yu Yan Cui, Benjamin de Foy
2012 Journal of Applied Meteorology and Climatology  
The contrast of vegetation cover in urban and surrounding areas modulates the magnitude of the urban heat island (UHI).  ...  A distinction is made between the land surface UHI observed by satellite and the near-surface UHI observed by measuring the air temperature.  ...  Razo, and J. Olalde of the Mexican National Meteorological Service for providing the TEZO data and Guillermo Crespo Pichardo of the Colegio de Postgraduados in Montecillo for the MONT data.  ... 
doi:10.1175/jamc-d-11-0104.1 fatcat:kzffonecoreuzk2r3lmlue2kby

Impact of Building Structure on Heat Storage Flux Estimation: An Observational Case Study in Beijing

Nana Li, Shiguang Miao, Xiaoma Li, Junxia Dou
2020 IEEE Geoscience and Remote Sensing Letters  
However, the HO method only needs one-layer exterior surface temperature, which has great potential for regional Q S simulation by satellite remote sensing data.  ...  The impact of building structure on Q S and urban heat island intensity (UHII) are also studied. Results show the following. First, Q S 's simulated by ESTM and HO are nearly the same for walls.  ...  ., land surface temperature from the satellite remote sensing data) are used for urban heat flux and UHI studies.  ... 
doi:10.1109/lgrs.2020.3044567 fatcat:suzlll7wn5dc3iza6vitxqmn5i

Impact of Biophysical Mechanisms on Urban Heat Island Associated with Climate Variation and Urban Morphology

Ressy Fitria, Daeun Kim, Jongjin Baik, Minha Choi
2019 Scientific Reports  
The rapid development of urban areas can potentially alter hydro-meteorological fluxes and lead to the Urban Heat Island (UHI) phenomenon.  ...  In this study, UHI intensity and its driving factors were estimated using the Community Land Model (CLM) in cities of Tokyo, Phoenix, Bandung, and Quito, with different landscapes and climates, as a step  ...  We would like to thank the Kugahara Project, Kanda Lab, for providing free-access to urban flux tower data at Kugahara site.  ... 
doi:10.1038/s41598-019-55847-8 pmid:31862986 fatcat:dv6jw56ilza6xicevjqtaywqji

The Urban Heat Island of the North-Central Texas Region and Its Relation to the 2011 Severe Texas Drought

A. M. E. Winguth, B. Kelp
2013 Journal of Applied Meteorology and Climatology  
The impact of urban land surface usage on the heat island is documented by remote sensing data from the Moderate Resolution Imaging Spectroradiometer (MODIS) on board the Terra satellite (Fig. 11) .  ...  Remote sensing images support the ground-based measurements, and emphasize the correlation between the heat island and urban surface coverage.  ... 
doi:10.1175/jamc-d-12-0195.1 fatcat:ys26w2vckbhwlaj4pyl7dyhr2y

Impact of urban agglomeration and physical and socioeconomic factors on surface urban heat islands in the Pearl River Delta region, China

Zhifeng Wu, Yong Xu, Zheng Cao, Jinxin Yang, Hong Zhu
2021 IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing  
We used multitemporal remote sensing data from multiple sources and socioeconomic statistical data to analyze the effects of various drivers of surface urban heat islands (SUHIs).  ...  Index Terms-surface urban heat islands; driving factors; socioeconomic; nightlight data.  ...  The pioneering works of Oke et al. (1973 Oke et al. ( , 1981 showed a relationship between heat island intensity and urban size and population based on observation data from multiple cities in Europe  ... 
doi:10.1109/jstars.2021.3108456 fatcat:ig24mbvyivbodbagtmdrhfgua4

Urban Heat Island and Its Regional Impacts Using Remotely Sensed Thermal Data—A Review of Recent Developments and Methodology

Hua Shi, George Xian, Roger Auch, Kevin Gallo, Qiang Zhou
2021 Land  
Many novel research algorithms have been developed to analyze urban heat island (UHI) and UHI regional impacts (UHIRIP) with remotely sensed thermal data tables.  ...  Additionally, some of the limitations of using remotely sensed data to analyze the LST, UHI, and UHI intensity are discussed. Finally, we review a variety of applications in UHI and UHIRIP analyses.  ...  The funding sponsors had no role in the design of the study; in the collection, analyses, or interpretation of data; in the writing of the manuscript; and in the decision to publish the results.  ... 
doi:10.3390/land10080867 fatcat:2kwxyv3ewzgtndxxgdvhuugusu

Review on Urban Heat Island in China: Methods, Its Impact on Buildings Energy Demand and Mitigation Strategies

Liu Tian, Yongcai Li, Jun Lu, Jue Wang
2021 Sustainability  
High population density, dense high-rise buildings, and impervious pavements increase the vulnerability of cities, which aggravate the urban climate environment characterized by the urban heat island (  ...  In the urban areas dominated by air conditioning, UHI could result in an approximately 10–16% increase in cooling energy consumption.  ...  Table 1 . 1 Research related to urban heat island (UHI)-based on remote sensing methods in China.  ... 
doi:10.3390/su13020762 fatcat:5dnuyfm7tjflle3bh6ixxawxqa

Urban Climates and Climate Change

Valéry Masson, Aude Lemonsu, Julia Hidalgo, James Voogt
2020 Annual Review Environment and Resources  
Cities also influence their own local climate, for example, through the relative warming known as the urban heat island (UHI) effect.  ...  We then present state-of-the-art methodologies on the generalization of a common urban neighborhood classification for UHI studies, as well as recent developments in observation systems and crowdsourcing  ...  For example, air-conditioning could increase urban temperatures by a maximum of 1 to 2°C in Paris during the nights of heat waves (14) (which represents ∼10 to 20% of the maximum UHI intensity); similar  ... 
doi:10.1146/annurev-environ-012320-083623 fatcat:6ktyxbracfhrvmknt3nla4s55i

Energetics of Urban Canopies: A Meteorological Perspective

Edson Marciotto, Marcos Vinicius Bueno de de Morais
2021 J — Multidisciplinary Scientific Journal  
In particular, the existence of a maximum value for the urban heat island intensity is discussed comprehensively.  ...  The main conclusions are as follows: for increasing h/d, the urban heat island intensity is likely to attain a peak around h/d≈4 and decrease for h/d>4; the temperature at the pedestrian level follows  ...  Data Availability Statement: Not applicable. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/j4040047 fatcat:lpgeltu2tjcsdeioh4ytd6t7fa

The mega-city Lagos and three decades of urban heat island growth

Bassett R., Young P. J., Blair G, Samreen F., Simm W.
2020 Journal of Applied Meteorology and Climatology  
Yet the impacts on Lagos's local climate via its urban heat island (UHI) have not been well explored.  ...  increase in night-time UHI intensity between 1984–2016.  ...  data.  ... 
doi:10.1175/jamc-d-20-0059.1 fatcat:nkutixlrebekvfsr3qucapundu

Investigation of Urban Air Temperature and Humidity Patterns during Extreme Heat Conditions Using Satellite-Derived Data

Leiqiu Hu, Andrew J. Monaghan, Nathaniel A. Brunsell
2015 Journal of Applied Meteorology and Climatology  
Extreme heat is a leading cause of weather-related human mortality. The urban heat island (UHI) can magnify heat exposure in metropolitan areas.  ...  This research provides an alternate way to investigate the spatiotemporal characteristics of the UHI, using a satellite remote sensing perspective on air temperature and humidity.  ...  Drought Monitor data used in this study is jointly produced by the National Drought Mitigation Center at the University of Nebraska-Lincoln, the U.S.  ... 
doi:10.1175/jamc-d-15-0051.1 fatcat:yk4w25zs4rfz3c53fndav6ntve
« Previous Showing results 1 — 15 out of 161 results