heat island


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heat island

n.
An area, such as a city or industrial site, that has consistently higher temperatures than surrounding areas, as because of lack of vegetation, the low albedo of roofing materials and asphalt, and the production of waste heat by vehicles or buildings.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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Then there is the urban heat island when temperatures can vary by as much as 5c between the concrete of the city and the green of the countryside, how can we equate that with the past?
A city experiences an urban heat island effect when it has warmer temperature than nearby rural areas.
The phenomenon of higher temperatures in areas with a lot of buildings and pavement is known as the urban heat island effect.
Urban heat islands are frequently cited as a reason to install a cool roof, but the heat island effect is actually caused by a number of other factors in addition to dark-colored roofs.
Urban forests are a great help to keep atmosphere cooler, as tree cover helps in reducing air temperatures and the urban heat island effect.
Though a few individuals are working to develop mini urban forests, but these efforts are not enough to offset the killer urban heat island effect.Urban forestry is the care and management of single trees and tree populations in urban settings for the purpose of improving the urban environment.
Chicago residents are familiar with the city's sweltering summers, but few know that the city's heat is amplified by the phenomenon known as the urban heat island effect.
While the most familiar feature is the urban heat island, cities have also been shown to have a strong impact on precipitation patterns.
Professor Dr Zafar Iqbal Shams of the Institute of Environmental Studies at the University of Karachi believes that the increase in heatwaves in Karachi can be attributed to the urban heat island effect.
The outcome of that earlier study was that ants from the city were more tolerant of heat than rural ants living in colonies about five degrees Fahrenheit cooler -- an adaptation that would have arisen only over the last century as the city became urbanized and warmer due to the heat island effect.
Located in Eugene, OR, the facility includes high-tech R&D and quality assurance laboratories, and incorporates a variety of features to encourage more sustainable business practices, while minimizing pollution, waste and heat island impacts.
Continuously expanding urbanization, growing number of vulnerable populations and urban heat island prevalence in Karachi revealed may lead to re-appearance of this event in future.