South Lampung Regency tops the list of 10 regions with the cleanest air in Indonesia this afternoon (Jan 3, 2026), with an ...

Sidoarjo's PoU was 3.07% in 2024, a drop from 4.03% in 2023, and below the national average of 8.27%. It ranks 3rd lowest in East Java, indicating better food security. PoU reflects insufficient regul ...