PULAU BAHANG KOTA (URBAN HEAT ISLAND) DI KOTA YOGYAKARTA DAN DAERAH SEKITARNYA HASIL INTERPRETASI CITRA LANDSAT OLITIRS TAHUN 2013

Suksesi Wicahyani, Setia Budi Sasongko, Munifatul Izzati

Abstract

Urban heat island is a phenomenon that urban have higher temperature than
surrounding area. Factors that influence the temperature consist of factors that
can be controlled by humans, including the city design and structure, total
population , and factors that can not be handled by human, like season, cloud
cover, and atmospheric dynamics (Rizwan et al., 2008). The purposes of the
study were to determine urban heat island in Yogyakarta and its surrounding
area, temperature range, and the role of land cover to the temperature. Urban
heat island type that identified in this study was surface urban heat island. The
heat island was obtained from interpretation of Landsat Imagery catched on
September 12, 2013. This image were used to determine the type of land cover
beside temperature. Heat island occurred at Yogyakarta and surrounding area.
The heat focused in Yogyakarta City and extended to the north-east of the city.
Range the temperature were 5 up to 10C. Land cover associated with the low
temperature was vegetation while the land cover associated with high
temperature was building area.

Keywords

temperature, satelite imagery, urban heat island

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