Abstract. Manan A, Sudia LB, Hasani UO, Kete SCR, Gandri L, Yasin Agusrinal, Isabela. 2025. Diversity, carbon stock and economic value of the mangrove ecosystem in Wakatobi Biosphere Reserve, Indonesia. Biodiversitas 26: 1095-1104. Mangrove ecosystems significantly contribute to climate change mitigation through absorption storage carbon. This research evaluates diversity, stock, valuation within Reserve. Data collection occurred at 11 stations distributed among four primary islands:...

One of the priority watersheds in Southeast Sulawesi is Poleang watershed. It necessary to assess management performance remain sustainable its implementation. This research aims determine poleang watershed based on indicators land conditions and recommendations for direction policies. The survey methods used analysis include criticality, cover erosion calculating carrying capacity. resulted fact that support Polean g had a high class with score 1.25 critical sub-criteria. Sub-land criteria...

Mangrove forests in coastal areas are very important ecosystems, one of their functions is to absorb waves from the sea and as a habitat for aquatic animals. However, due anthropogenic activities, mangrove have been damaged. The purpose this study identify condition ecosystem density Moramo Coastal Area Function its changes 2014 2020 periods. analysis used NDVI algorithm see vegetation changes. results found were classes which bad, good, good. In 2014, Forest on Functions Marine Protected...

This study aims to determine CO2 emissions resulting from transportation sources, residents, electricity and the ability of green open spaces (RTH) reduce gas in Bahteramas Hospital Area. research was conducted December 2022-January 2023 at Baruga Hospital, Kendari City, Southeast Sulawesi Province. The results showed that highest emission load generated use with a total 54,119 kg/day, then population were 4,933 while lowest 4,437 kg/day. Area is 63,489 kg /day. space 8,399 kg/day so it...

The challenge of the Production Forest Management Unit (KPHP) II Lasalimu as a forest management unit at site level is forests that can support community welfare and increase state foreign exchange. Mantowu Waterfall one tourist destinations in KPHP area which administratively located Pasarwajo District, Buton Regency. development natural tourism needs to be supported by feasibility analysis. This study aims analyze attraction. research was conducted through data collection, observation,...

Land use changes that occur due to population pressure and land conversion are not in accordance with the RTRW will affect sustainability of development an area. In period 2003 2013, it is known occurred Kolaka sub-district, namely production forest experienced a reduction area ​​266.26 Ha total area, which was converted into dry land. Some possibilities include from plantation by residents. Meanwhile, 2013 2023, Production Forests became very large degraded where ​​1884.48 ha wetlands,...

Watersheds are areas that hydrologically have the capacity to drain water, conservation areas, water gradually, maintain quality and reduce mass discharges, can also be utilized for socio-economic purposes.Improper management over-utilization of natural resources in watershed lead damage criticality surrounding area.As is case with Poleang watershed, due population growth activities fulfill economic needs, it able change function forests area other uses therefore monitoring evaluating...

Evapotranspiration plays an important role in agricultural water management and crop modelling. Estimating reference (ETo) using meteorological variables, both theoretical empirical methods, is highly recommended considering the availability of weather data several locations. The estimation method as standard FAO Penman Monteith (FAOPM), but due to limited a region difficulty complexity FAOPM, it use which easier only requires few simple variables. aim this research compare evaluated methods...

The Wanggu Watershed is one of the water resources providers in Southeast Sulawesi region and part community life. This research aims to identify. study determine Willingness To Pay value (WTP) Sub as cost maintaining sources. location this within central watershed area. sampling method carried out by Purposive Sampling Convenience methods at same time. respondents were 54 people, including farmers, fishermen, traders, entrepreneurs using sources around watershed. Respondents' backgrounds...

All sectors have realized that waste, especially plastic has become a complex and serious environmental problem, not only in Indonesia, but also around the world. Plastic waste major impact on public health sustainability. In this negative is increasingly felt, with an increase amount of properly managed, polluting nature damaging ecosystems. For reason, there needs to be strategic efforts reduce use plastic, one which through education. This research explores role education as strategy...

The water system or hydrological indicators determine the good and bad of a watershed’s carrying capacity. include discharge fluctuations, annual flow coefficient, sediment load, flood frequency, use index. purpose this study was to evaluate capacity Wanggu watershed based on indicators. method used is score weight for all indicator data in accordance with evaluation guidelines research sourced from primary secondary data. Primary comes direct observation, while agencies related research....

ABSTRACT
 Changes in land use from vegetated to developed can reduce environmental quality such as increasing air temperature and trigger disasters landslides floods. Land conversion have an impact on microclimate changes urban areas. Analysis determine the of environment is identify criticality index (ECI). ECI defined critical areas based distribution surface vegetation cover. The purpose this study was analyze Kendari city Surface Temperature (LST) Normalized Difference Vegetation...

Kaderisasi kelompok remaja dipandang perlu untuk meningkatkan kesadaran cinta alam dan tanggung jawab dalam menjaga kelestarian lingkungan di Suaka Margasatwa Tanjung Peropa. Tujuan kegiatan penguatan organisasi adalah membentuk menguatkan peduli lingkungan. Kegiatan dilaksanakan Desa Laonti Puundirangga, Kecamatan Laonti, Kabupaten Konawe Selatan yang berbatasan langsung dengan Metode digunakan pada pendekatan partisipatif melibatkan semua dua Desa. Hasil menunjukkan bahwa terdiri dari lima...

Konversi terhadap lahan-lahan bervegatasi menjadi terbangun akibat perkembangan kota dan arus urbanisasi dapat memicu terjadinya fenomena urban heat island di beberapa Indonesia. Berdasarkan data peningkatan jumlah penduduk ekspansi ruang yang tidak terkendali Kota Kendari, ada dugaan bahwa telah terjadi . Mengidentifikasi serta mengukur karakteristik spasial temporal sejak dini akan sangat penting bagi pengambil keputusan untuk merumuskan kebijakan demi mencapai tujuan pembangunan...

The increase in population causes an effect on increasing CO2 production, especially from the household energy sector. concentration of atmosphere is main trigger for climate change and effects greenhouse gases. Indications occurrence this phenomenon can be seen air temperature formation urban heat island Kendari City last 10 years. This study aims to determine amount CO₂ emissions activities absorption gas tree species Pondambea Village, Kadia District, City. method used a quantitative...

Land use must take into account the ecological, economic and socio-cultural factors of community. Optimization ecologically effective land can provide a soil protection function to maintain fertility so that crop yields are maintained without damaging environment. While economically it help meet needs household community at certain time in long term. The considerations considered order fulfill preferences technology owned by utilizing their through agroforestry system. purpose this activity...

Forest fires are one of the environmental problems that recur almost every year in Indonesia. This problem if not handled properly will certainly cause various negative impacts such as emergence haze can interfere with public health and reduced forest cover, areas. Taman Hutan Raya Nipa-Nipa (Tahura) Natural Preservation areas Southeast Sulawesi Province is also inseparable from fires. The aims study were to analyze level fire vulnerability Tahura area, especially Watu-Watu Village, West...

LST and NDVI analysis in Das Wanggu utilizes Landsat 9 satellite remote sensing. calculations usde thermal band 10 used Red (Band 4) InfraRed Band 5). There are 5 classes, 17.25 oC -19.66 with an area of 908.16 Ha, 19.66 0C-22.08 covering 6973.71 22.08 -24.49 21748.26 24.49 -26.90 4235.37 26.90 -29.31 a wide coverage 81.18 while values obtained 3 classes namely <0.2 1783.643 range 0.2 – 0.5 28617.74 areas > 3544.87 Ha. The amount is highly dependent on the type land cover use....

The rise of illegal or unlicensed sand mining by irresponsible individuals has caused damage along the coast Mawasangka District, Central Buton Regency. This study aims to identify biophysical environmental impacts due in coastal District and recommendations for post-sand land management. method used this was direct observation determine changes coastline types damaged vegetation, normalized difference vegetation index (NDVI) analysis density on post-mining land, measuring depth excavation....

The condition of natural resources forests and agricultural land, especially in South Konawe Regency, is currently quite a concern. Regency has forest area with total 475,953 hectares, consisting reserve forests, protected production limited other use areas, water bodies, community plantation urban mangrove conservation forests. Among the current area, there are 31,874 hectares critical land 6,606 very land. aim research to inventory potential management problems as well economic value...

Daya dukung sumberdaya air untuk berbagai peruntukan sangat tergantung pada kondisi kualitas, kuantitas dan kontinuitas suatu Daerah Aliran Sungai. Minimnya penelitian yang dilakukan di DAS Poleang membatasi informasi mengenai daya tersebut. Penelitian ini bertujuan mengetahui berdasarkan indikator tata Poleang, Provinsi Sulawesi Tenggara. Metode digunakan dalam menggunakan Permenhut RI No. P.61/Menhut-II/2014 tentang monitoring evalusi pengelolaan dengan 5 parameter yaitu Koefisien Rezim...

Kendari City is part of the Wanggu watershed, which one cities that still has problems related to waterlogging and flooding. Based on historical data in last 10 years, an area floods occurs almost every year. Therefore, deal with especially City, it necessary apply water conservation technology by applying biopore infiltration holes. The purpose this community dedication conduct education for flood prevention youth groups through environmental care Action. method used groundwater activities...