A sign saying: "We won't give Jadar" on a road in the village of Gornje Nedeljice, in the fertile Jadar Valley in western Serbia, Tuesday, Aug. 6, 2024. (AP Photo/Darko Vojinovic)

A farmer Zlatko Kokanovic, left, drives harvesting equipment while harvesting corn in the village of Gornje Nedeljice, in the fertile Jadar Valley in western Serbia, Tuesday, Aug. 6, 2024. P(AP Photo/Darko Vojinovic)

A view of the field outside the village of Gornje Nedeljice, in the fertile Jadar Valley in western Serbia, Tuesday, Aug. 6, 2024. (AP Photo/Darko Vojinovic)

Rio Tinto company test drill hole is seen at field in the village of Gornje Nedeljice, in the fertile Jadar Valley in western Serbia, Tuesday, Aug. 6, 2024. (AP Photo/Darko Vojinovic)

A farmer Zlatko Kokanovic stands in his corn field in the village of Gornje Nedeljice, in the fertile Jadar Valley in western Serbia, Tuesday, Aug. 6, 2024. (AP Photo/Darko Vojinovic)

Fish swim in Korenita river in the village of Gornje Nedeljice, in the fertile Jadar Valley in western Serbia, Tuesday, Aug. 6, 2024. (AP Photo/Darko Vojinovic)

Vladan Jakovljevic, a beekeeper checks bee hives outside the village of Gornje Nedeljice, in the fertile Jadar Valley in western Serbia, Tuesday, Aug. 6, 2024. (AP Photo/Darko Vojinovic)

FILE - European Commission Vice President Maros Sefcovic, left, shakes hands with Serbia's Mining and Energy Minister Dubravka Djedovic Handanovic after a signing ceremony at the Serbia Palace in Belgrade, Serbia, on July 19, 2024. (AP Photo/Darko Vojinovic, File)

A sign saying "Access forbidden to unauthorized persons" is displayed in front of a house bought by Rio Tinto company in the village of Gornje Nedeljice, in the fertile Jadar Valley in western Serbia, Tuesday, Aug. 6, 2024. (AP Photo/Darko Vojinovic)

Abandoned and roofless houses bought by Rio Tinto company in the village of Gornje Nedeljice, in the fertile Jadar Valley in western Serbia, Tuesday, Aug. 6, 2024. (AP Photo/Darko Vojinovic)

A sign saying "Access forbidden to unauthorized persons" is displayed in front of a house bought by Rio Tinto company in the village of Gornje Nedeljice, in the fertile Jadar Valley in western Serbia, Tuesday, Aug. 6, 2024. (AP Photo/Darko Vojinovic)

A bee searches for pollen on a flower in the village of Gornje Nedeljice, in the fertile Jadar Valley in western Serbia, Tuesday, Aug. 6, 2024. (AP Photo/Darko Vojinovic)

Abandoned and roofless houses bought by Rio Tinto company are seen in the village of Gornje Nedeljice, in the fertile Jadar Valley in western Serbia, Tuesday, Aug. 6, 2024. (AP Photo/Darko Vojinovic)

Ripe apples hang from a tree in the village of Gornje Nedeljice, in the fertile Jadar Valley in western Serbia, Tuesday, Aug. 6, 2024. (AP Photo/Darko Vojinovic)

A sign saying "Access forbidden to unauthorized persons" is displayed in front of a house bought by Rio Tinto company in the village of Gornje Nedeljice, in the fertile Jadar Valley in western Serbia, Tuesday, Aug. 6, 2024. (AP Photo/Darko Vojinovic)