
This photo taken on Aug. 26, 2025 shows the dried-up riverbed of the Vistula River in Warsaw, Poland. The lowest water level on record was observed Monday on the Vistula River at the Warsaw-Bulwary hydrological station, the Institute of Meteorology and Water Management (IMGW) reported. (Photo by Jaap Arriens/Xinhua)

This photo taken on Aug. 26, 2025 shows remains of trees lying on the dried-up riverbed of the Vistula River in Warsaw, Poland. The lowest water level on record was observed Monday on the Vistula River at the Warsaw-Bulwary hydrological station, the Institute of Meteorology and Water Management (IMGW) reported. (Photo by Jaap Arriens/Xinhua)

This photo taken on Aug. 26, 2025 shows a shell exposed on the riverbed of the Vistula River in Warsaw, Poland. The lowest water level on record was observed Monday on the Vistula River at the Warsaw-Bulwary hydrological station, the Institute of Meteorology and Water Management (IMGW) reported. (Photo by Jaap Arriens/Xinhua)

This photo taken on Aug. 26, 2025 shows the exposed riverbed of the Vistula River in Warsaw, Poland. The lowest water level on record was observed Monday on the Vistula River at the Warsaw-Bulwary hydrological station, the Institute of Meteorology and Water Management (IMGW) reported. (Photo by Jaap Arriens/Xinhua)