A high temperature alerts were issued as a record-setting summer heat wave continued to bake most parts of south China. (Reuters)

Li Yuming, a local farmer who is interested in scientific invention, works on his unfinished miniature submarine “Xiaguang V” on the outskirts of Wuhan, capital of central China's Hubei province August 24, 2007. “Xiaguang V”, which is 3-metre long, 1.2-metre in height, has a maximum diving depth of 20 metres, and can hold two adults and one child at the same time. The submarine will be used for tour after safety test, local media said. (Photo by Reuters/Stringer)

Democratic Congressional candidate Alexandria Ocasio-Cortez poses with a campaign worker during a whistle stop in Queens, New York, November 5, 2018. (Photo by Andrew Kelly/Reuters)

The hair of CSKA Moscow cheerleaders flies high as they perform during the Euroleague Basketball game between Alba Berlin and CSKA Moscow in Moscow, Russia, 04 February 2022. (Photo by Yuri Kochetkov/EPA/EFE)

A woman in a wedding dress walks on the dried-up riverbed of the Jialing river, a tributary of the Yangtze, that is approaching record-low water levels in Chongqing, China on August 18, 2022. (Photo by Thomas Peter/Reuters)

Participants from an art group wearing traditional dresses rehearse Garba dance ahead of the Navratri festival in Ahmedabad on September 20, 2022. (Photo by Sam Panthaky/AFP)

Two men pull their boat over a railroad crossing in Nidderau-Eichen near Frankfurt, Germany, Friday, January 13, 2023. They came over the fields that were flooded by heavy rainfalls and continued their trip on the other side. (Photo by Michael Probst/AP Photo)

People are cooling off at a water park in Nanjing, East China's Jiangsu province, on July 8, 2023. (Photo by Costfoto/NurPhoto/Rex Features/Shutterstock)