دورية أكاديمية

Satellite-Based Ranking of the World's Hottest and Coldest Cities Reveals Inequitable Distribution of Temperature Extremes.

التفاصيل البيبلوغرافية
العنوان: Satellite-Based Ranking of the World's Hottest and Coldest Cities Reveals Inequitable Distribution of Temperature Extremes.
المؤلفون: Li, Jiufeng, Zhan, Wenfeng, Chakraborty, T. C., Liu, Zihan, Du, Huilin, Liao, Weilin, Luo, Ming, Li, Long, Miao, Shiqi, Fu, Huyan, Wang, Shasha, Huang, Fan, Li, Manchun
المصدر: Bulletin of the American Meteorological Society; Jul2023, Vol. 104 Issue 7, pE1268-E1281, 14p
مصطلحات موضوعية: CITIES & towns, TEMPERATURE distribution, LAND surface temperature, AUTOMATIC meteorological stations, CITY dwellers
مصطلحات جغرافية: IAKUTSK (Russia), MANAMA (Bahrain)
مستخلص: The identification of the world's hottest and coldest cities fascinates both the public and the scientific community. However, the ranking of city temperatures, especially from the perspective of human discomfort, has been difficult. Here we estimated the monthly mean maximum and minimum 1-km resolution urban temperatures of 13,135 cities worldwide (2003–19) from the thermal discomfort perspective by combining in situ measurements, satellite-based land surface temperatures, fine-resolution intracity data, and reanalysis data. Manama, Bahrain, was identified as the hottest city (48.18° ± 1.31°C) and Yakutsk, Russia (−42.96° ± 0.72°C), as the coldest city. The global city temperatures followed a power-law pattern, characterized by cities with <0.3 million inhabitants covering 80% of the top 20% global cities with extreme temperatures. Our study reveals an inequitable pattern of global city temperature extremes and highlights the urgency of developing appropriate strategies to reduce climate change risks in small- and medium-sized cities with low development levels. [ABSTRACT FROM AUTHOR]
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قاعدة البيانات: Complementary Index
الوصف
تدمد:00030007
DOI:10.1175/BAMS-D-22-0233.1