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The setting sun illuminates the clouds over the Rocky Mountains after a third straight day of record-breaking heat Sunday, July 14, 2024, in Denver. (AP Photo/David Zalubowski)
A dog stands in the Mediterranean Sea in Hadera, Israel, as it tries to cool off during a hot summer day, Sunday, July 21, 2024. (AP Photo/Ariel Schalit)
Bathers cool off in the water while others sunbathe on a Barcelona beach, Spain, Wednesday, July 24, 2024. Several regions of Spain are under alert for high temperatures. (AP Photo/Emilio Morenatti)
People stroll along Via del Corso shopping street as temperatures are reaching up to 37 Celsius degrees (98.6 Fahrenheit) in Rome, Wednesday, July 24, 2024. (AP Photo/Gregorio Borgia)
A woman, bottom left, stands on the balcony of a cruise ship which is docked at Athens' port city of Piraeus, as the sun rises on Monday, July 22, 2024. The heatwave continues in Greece, with temperatures hovering at 40 degrees Celsius (104 Fahrenheit) in several places, but the meteorologists expecting to slight drop from tomorrow. (AP Photo/Thanassis Stavrakis)