According to Science News, city temperatures during one five - month period were measured to be “on average, 2.28 ° C [4.10 ° Fahrenheit] warmer than they were at spots about 10 km [6 miles] away from each urban center. ”
Menurut Science News, suhu kota yang diukur selama periode lima bulan ” secara rata - rata 2,28 ° C lebih hangat ketimbang suhu di tempat - tempat sekitar 10 km dari setiap pusat kota ”.