Polar bear cools down on a pile of ice that was brought to its enclosure on a hot and sunny day at the Zoo in Prague, Czech Republic, Thursday, July 30, 2026. (AP Photo/Petr David Josek)

Polar bear cools down on a pile of ice that was brought to its enclosure on a hot and sunny day at the Zoo in Prague, Czech Republic, Thursday, July 30, 2026. (AP Photo/Petr David Josek)

Polar bears cool down as an ice bath and a pile of ice was brought to theirs enclosure on a hot and sunny day at the Zoo in Prague, Czech Republic, Thursday, July 30, 2026. (AP Photo/Petr David Josek)

Polar bears cool down on a pile of ice that was brought to theirs enclosure on a hot and sunny day at the Zoo in Prague, Czech Republic, Thursday, July 30, 2026. (AP Photo/Petr David Josek)

Polar bears cool down on a pile of ice that was brought to theirs enclosure on a hot and sunny day at the Zoo in Prague, Czech Republic, Thursday, July 30, 2026. (AP Photo/Petr David Josek)

A view of a home damaged by a tornado that tore through a day before in Appleton, Wis., Tuesday, July 28, 2026. (AP Photo/Kayla Wolf)

A man helps clear debris from the backyard of a damaged house after a tornado hit the day before, Tuesday, July 28, 2026, in Appleton, Wis. (AP Photo/Kayla Wolf)

Debris surrounded a damaged warehouse in the aftermath of a tornado that tore through Appleton, Wis., Tuesday, July 28, 2026. (AP Photo/Kayla Wolf)