VALUASI EKONOMI EKOSISTEM TERDAMPAK TUMPAHAN MINYAK DI KOTA BALIKPAPAN

Abstract

Oil spills into marine waters, directly and indirectly, cause pollution that impacts biodiversity and the social economy of the community. This study evaluated and determined the economic valuation of ecosystems affected by oil spills in Balikpapan City. The research method uses revealed preferences from previous similar cases and is based on survey results. The survey results showed that the affected ecosystems were spread over 12 urban villages in Balikpapan City, with ecosystem types including mangrove ecosystems, seagrass beds, coasts, and marine waters. In addition, it also results in socio-economic losses for the community, especially for fishers in the city of Balikpapan. The PT PERTAMINA RU V oil spill in Balikpapan Bay impacts biota deaths due to poisoning of marine biota ecosystems, causing economic losses to the community. Marine biota such as fish, shrimp, and shellfish are reduced, damaging marine biota ecosystems such as spawning and damage to habitat and function. The impact of the affected ecosystem also resulted in considerable losses in efforts to recover from the damage caused by the oil spill.

Keywords: Balikpapan_city, economic_valuation, marine_ecosystem, oil_spill