Driving through Vojvodina, vast fields stretch to the horizon, crisscrossed by straight farm tracks. As agriculture intensified, oaks and poplars were cut down to straighten fields and maximise yields. It made Vojvodina one of Europe’s least forested regions. In some municipalities, tree cover drops below 1%. “You can drive here for an hour and a half and not see a single tree taller than five metres,” says Milan Ružić, executive director of BPSSS. “Even if an eagle wants to return, the question is: to which tree?”