©Chosun |
Children splash in a fountain in front of the Kim Dae-jung Convention Center in Gwangju at the end of July when the rainy season was over and the heat wave beginning. |
The nation saw more sleepless "tropical nights" this summer than ever, when nighttime temperatures stayed above 25 degrees Celsius. There were twice as many of them this summer as in the average year. In August alone, the frequency of tropical nights was four times higher than ever before. Meteorologists cite global warming and the "heat island" effect as the main culprits.