NOVI SAD (AP) — Persistent drought and scorching heat this summer have ravaged ecosystems and businesses across the region, from a lake in Slovenia and the side channel of the Danube in Serbia, to fish farms in Bosnia, the Czech Republic, Romania and Hungary.

Fishermen throw nets during a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

Fishermen throw nets during a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

Fishermen throw nets during a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

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Fishermen carry fish, mostly carp during a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

Fishermen carry fish, mostly carp during a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

Fishermen carry fish, mostly carp during a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

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Fishermen pull in a net during a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

Fishermen pull in a net during a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

Fishermen pull in a net during a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

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Fishermen take part in a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

Fishermen take part in a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

Fishermen take part in a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

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Fishermen take part in a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

Fishermen take part in a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

Fishermen take part in a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

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Fishermen pull in a net during a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

Fishermen pull in a net during a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

Fishermen pull in a net during a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

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A fishing boat rests on a shore of Rozmberk pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

A fishing boat rests on a shore of Rozmberk pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

A fishing boat rests on a shore of Rozmberk pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

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Boats sit on dry ground as water levels have dropped on the Danube River in Petrovaradin, Serbia, Tuesday, Aug. 25, 2026. (AP Photo/Darko Vojinovic)

Boats sit on dry ground as water levels have dropped on the Danube River in Petrovaradin, Serbia, Tuesday, Aug. 25, 2026. (AP Photo/Darko Vojinovic)

Boats sit on dry ground as water levels have dropped on the Danube River in Petrovaradin, Serbia, Tuesday, Aug. 25, 2026. (AP Photo/Darko Vojinovic)

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Fish swim in a pond as water levels have dropped on the Danube River in Petrovaradin, Serbia, Tuesday, Aug. 25, 2026. (AP Photo/Darko Vojinovic)

Fish swim in a pond as water levels have dropped on the Danube River in Petrovaradin, Serbia, Tuesday, Aug. 25, 2026. (AP Photo/Darko Vojinovic)

Fish swim in a pond as water levels have dropped on the Danube River in Petrovaradin, Serbia, Tuesday, Aug. 25, 2026. (AP Photo/Darko Vojinovic)

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Boats sit on dry ground as water levels have dropped on the Danube River in Petrovaradin, Serbia, Tuesday, Aug. 25, 2026. (AP Photo/Darko Vojinovic)

Boats sit on dry ground as water levels have dropped on the Danube River in Petrovaradin, Serbia, Tuesday, Aug. 25, 2026. (AP Photo/Darko Vojinovic)

Boats sit on dry ground as water levels have dropped on the Danube River in Petrovaradin, Serbia, Tuesday, Aug. 25, 2026. (AP Photo/Darko Vojinovic)

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A freshwater shell lays on a dry ground as water levels have dropped on the Danube River in Petrovaradin, Serbia, Tuesday, Aug. 25, 2026. (AP Photo/Darko Vojinovic)

A freshwater shell lays on a dry ground as water levels have dropped on the Danube River in Petrovaradin, Serbia, Tuesday, Aug. 25, 2026. (AP Photo/Darko Vojinovic)

A freshwater shell lays on a dry ground as water levels have dropped on the Danube River in Petrovaradin, Serbia, Tuesday, Aug. 25, 2026. (AP Photo/Darko Vojinovic)

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Boats sit on dry ground as water levels have dropped on the Danube River in Petrovaradin, Serbia, Tuesday, Aug. 25, 2026. (AP Photo/Darko Vojinovic)

Boats sit on dry ground as water levels have dropped on the Danube River in Petrovaradin, Serbia, Tuesday, Aug. 25, 2026. (AP Photo/Darko Vojinovic)

Boats sit on dry ground as water levels have dropped on the Danube River in Petrovaradin, Serbia, Tuesday, Aug. 25, 2026. (AP Photo/Darko Vojinovic)

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A fisherman takes part in a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

A fisherman takes part in a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

A fisherman takes part in a fish haul of the Kanov pond near the town of Trebon, Czech Republic, Wednesday, Aug. 26, 2026. (AP Photo/Petr David Josek)

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