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Journal : geoeco

COMPARATIVE ANALYSIS OF NDBI AND URBAN HEAT ISLAND ACROSS FIVE WALKABLE AREA TYPOLOGIES: EVIDENCE FROM JAKARTA Jessica Amanda Bintang Sinaga; Hayati Sari Hasibuan; Nelly Florida Riama
GeoEco Vol 12, No 2 (2026): GeoEco July 2026
Publisher : Universitas Sebelas Maret (UNS)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20961/ge.v12i2.118565

Abstract

Rapid urbanization in tropical megacities such as Jakarta has intensified land surface temperatures and altered microclimates, threatening pedestrian comfort and undermining efforts to create walkable urban environments. Despite the growing emphasis on walkability in sustainable urban design, limited evidence exists on how urban heat island (UHI) effects vary across different walkable area typologies, leaving planners without typology specific guidance for climate adaptive interventions. This study aims to compare the Normalized Difference Built-up Index (NDBI) and UHI intensity across five walkable area typologies in Jakarta, such as Koja, Salemba, Dukuh Atas, Pinang Ranti, and Pasar Minggu to examine how urbanization patterns shape thermal conditions and pedestrian comfort. Multitemporal Landsat imagery from 2014, 2019, and 2024 was used to quantify urbanization, vegetation cover (NDVI), land surface temperature (LST), and UHI intensity. Results indicate that Koja exhibits the highest NDBI, lowest NDVI, and greatest UHI, reflecting intense urbanization and significant vegetation loss. Pasar Minggu follows a similar but less extreme pattern, while Salemba and Pinang Ranti maintain moderate urbanization, higher vegetation cover, and lower UHI, supporting pedestrian thermal comfort. Dukuh Atas shows intermediate conditions, balancing urban density with preserved green space. A strong positive correlation between NDBI and UHI was confirmed, indicating that urban expansion exacerbates local heating, particularly in areas with limited vegetation. These findings highlight the importance of integrating green infrastructure and density management in urban planning to mitigate UHI and improve walkability, providing actionable, typology-specific insights for climate-adaptive urban design in tropical megacities and contributing to the achievement of Sustainable Development Goal 11.
Co-Authors Aginda, M. Fadel Agustino Zulys Ahyahudin Sodri Alnavis, Noviana Bayu Analissa Huwaina Analissa Huwaina Andhika Nurul Wahidah Annisa Fitri Mustafa Ardiwijaya, Vevin Syoviawati Atika Wahyu Andari Bellanti Nur Elizandri Chrisna T Permana Christon Christon Daniel Putra Pardamean Mbarep DEWI LESTARI SIMANJUNTAK Diah Sabatini Sitiningrum Dian Priharyaningsih Dinar D. T. P. Purbasari Dinda Kharisha Djaja, Bambang Marhaendra Donna Asteria Elizandri, Bellanti Nur Endrawati Fatimah, Endrawati Falensky, Muhammad Attorik Farah Syuraih Muchtar Farah Syuraih Muchtar Fentinur Evida Septriana Fitri Arlinkasari Ginting, Grace Gardenia Gustia, Rani Harmain, Riza Haryoto Kusnoputranto Ilham Akbar Mustafa Intan Lestari Intan Permata Sari Isnatami Nurul Azni, Isnatami Nurul Istri Bela Cantika Ivan Syamsurizal Izzati, Urfi Jessica Amanda Bintang Sinaga Karina Indah Solihah Kholis Ernawati Krisnanta, Anjar Lautetu, Lisa Meidiyanti Lina Tri Mugi Astuti Linasari Putri Bangun Lisa Meidiyanti Lautetu Lubis, Rissalwan Habdy Madiasworo, Taufan Merinda, Herlina Muchtar, Farah Syuraih Muhammad Fajar Ramadhan Muhammad Hasnan Habib Nadya Paramitha Putri Nelly Florida Riama Ngk. Gd. A. Khrisna Wiryananda Noverita Dian Takarina Noviana Bayu Alnavis Nur Khafifah Rusni Philiphi de Rozari Philiphi de Rozari Philiphi de Rozari Purbasari, Dinar D. T. P. Putra, Dimas Pramana Putri, Nadya Paramitha Raden Anggara Rahmawati, Dessy Citra Raldi Hendro Koestoer, Raldi Hendro Raldy Koestoer Rani Gustia Retno Setiowati Rifqatussa’adah Rifqatussa’adah Riska Rammadita Isaputri Risma Anisa Rissalwan Habdy Lubis Ristya, Yoanna Rita Komalasari Rivaldo Restu Wirawan Riza Harmain Riza Harmain Riza Harmain Rudy P Tambunan Rudy P. Tambunan Rudy P. Tambunan Rudy Parluhutan Tambunan Sari, Syahra A. F. Septriana, Fentinur Evida Setyo Sarwanto Moersidik Shahboz Ashurzoda Shifa Khaunan Nathasia Sodri, Ahyahudin Solihah, Karina Indah Sri Setiawati Tumuyu Sri Setiawati, Sri Syahra A. F. Sari Tambunan, Rudi Parluhutan Tambunan, Rudy P Tambunan, Rudy Parluhutan Taufan Madiasworo Urfi Izzati URFI IZZATI Wahidah, Andhika Nurul Wardhana, Yuki Mahardhito Adhitya Weiza Berkademi Wicaksono, Satrio Rifqi Widura Imam Mustopo Wijayanti, Erlina Wirawan, Rivaldo Restu Yazid, Hana Yoanna Ristya Yunita Ismail, Yunita