Journal of Digital Landscape Architecture

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Infrared Chorographies: Visualizing Thermal Disparities

Extreme heat kills more people in the United States than any other natural disaster. These effects are more pronounced in urban environments, where buildings, roads, and other infrastructure absorb and re-emit the sun’s heat, otherwise known as urban heat island effect. The increasing frequency and intensity of extreme heat in urban environments poses significant public health risks, disproportionately impacting underserved populations. While heat action plans have gained traction as a process for mitigating the unequal distribution of intense surface temperatures, there is a need for more granular data to guide site-scale landscape planning decisions. The prevailing method of measuring Land Surface Temperature (LST) using United States Geological Survey (USGS) remote sensing data can only reach a resolution of 30m x 30m, and often overlooks the lived reality of the impacts of extreme heat. This study uses UAV thermography and handheld thermal imagery to visualize the hyperlocalized impacts of the urban heat island effect by applying these technologies through a comparative study of three urban corridors in Omaha, Nebraska: 75 North, Regency, and the Gene Leahy Mall. Not only can thermo-visualization technologies improve landscape decision making, it can improve the transdisciplinary processes that contribute to consensus building by making the distribution of extreme heat more tangible.

Autor / Author: Lindquist, Salvador; Gibbons, Keenan
Institution / Institution: University of Nebraska – Lincoln, Nebraska/USA; University of Michigan, Michigan/USA
Seitenzahl / Pages: 11
Sprache / Language: Englisch
Veröffentlichung / Publication: JoDLA – Journal of Digital Landscape Architecture, 9-2024
Tagung / Conference: Digital Landscape Architecture 2024 – New Trajectories in Computational Urban Landscapes and Ecology
Veranstaltungsort, -datum / Venue, Date: Vienna University of Technology, Austria 05-06-24 - 07-06-24
Schlüsselwörter (de):
Keywords (en): UAV, infrared, heat resilience
Paper review type: Full Paper Review
DOI: doi:10.14627/537752057
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