Titin - Handayani

• Senior Researcher at BRIN

Landslides are becoming increasingly frequent, intensified by extreme rainfall and human activities, and threaten ecosystems and livelihoods. In Nyomplong, West Java, they have displaced residents and damaged land, which is now repurposed for agroforestry. Sustainable agroforestry management is crucial for reducing landslide risks and enhancing far...

Landslides in Sukajaya, Bogor, have caused damage to secondary forests, agriculture, plantations, and also to settlements. Sustainable strategies, including vegetation-based restoration technology, can mitigate landslides, preserve ecosystems, and enhance farmers' livelihoods. This study presents a post-landslide sustainability analysis of agrofore...

BACKGROUND AND OBJECTIVES: Vegetation is essential for reducing shallow landslides by providing hydromechanical stability. However, effective slope stabilization requires understanding the spatial distribution of slip planes, a crucial aspect that remains underexplored in landslide mitigation studies. This study sought to establish a new vegetation...

The landslide in Kiarapandak has destroyed several dwellings, impaired farming and agriculture, and critical land formation. Analysing the conditions before and after the landslide is essential for supporting sustainable development, protecting the community, and mitigating environmental damage. This investigation employs Google Earth imagery, site...

Purpose Mycelium-based leather is a leather-like material composed of filamentous, branched, and fibrous vegetative parts of fungi, specifically fungal mycelium. This study aimed to assess the production process of mycelium-based leather in Indonesia, especially in the Mylea™ manufacturing process, by considering its environmental impact through a...

During this energy transition, research is being done to develop sustainable ways to support the shift to a decarbonized energy and production system. These ways include using renewable energy sources to promote circularity in products, green technologies, and safer procedures. Anaerobic digestion of palm oil mill effluent is a beneficial process f...

Phycoremediation, employing microalgae, effectively treats Palm Oil Mill Effluent (POME) by removing pollutants, curbing eutrophication, and yielding valuable substances. Microalgae utilize photosynthesis and their high surface area to convert carbon dioxide into biomass, reducing pollutant concentrations and enhancing water body oxygenation. This...

This paper considers how farmers perceive to climate variability impacts, and suggests that perception these impact responses is as important as understanding responses to climate variability impacts. Based on a survey of 215 rainfed farmers in Bengkulu Province, we tested two hypotheses regarding climate variability impacts: (1) that climate varia...

Critical lands are formed after landslides due to the erosion and stripping of the surface soil in the depletion zone and the formation of accumulation zones, requiring remediation efforts. Indigenous arbuscular mycorrhizal fungi help rehabilitate degraded lands, including post-landslide sites, by adapting to native soil conditions. This study inve...

Technologies have been developed to reduce CO2 emissions, including CO2 bio-fixation by microalgae. This study evaluates carbon reduction by integrating milk factory wastewater treatment with microalgal biomass production, including its sustainability aspects through life cycle assessment (LCA) and techno-economic assessment (TEA). The microalgae s...

Life cycle assessments regarding the recycling of food waste through industrial anaerobic processes, pyrolysis, and integrated waste treatment systems have been extensively reported. Among these processes, carbonization emerges as a technique to convert moist food waste into biochar, primarily for soil remediation application. In this study, a life...

BACKGROUND AND OBJECTIVES: Most Food Waste (FW) is dominated by domestic activities consisting of large numbers of organic pollutants, such as nitrogen and phosphate potentially hazardous to the environment. Domestic waste can be used as a feed source in Black Soldier Fly (BSF) cultivation with utility in pollutant removal, animal feed production,...

BACKGROUND AND OBJECTIVES: Palm oil mill effluent is a liquid waste product of palm oil milling that contains abundant organic pollutants such as nitrogen and phosphorus that are potentially harmful to the environment. However, palm oil mill effluent can be used as a nutrient for the growth of microalgae with utility in pollutant removal and algae...

BACKGROUND AND OBJECTIVES: Most Food Waste (FW) is dominated by domestic activities consisting of large numbers of organic pollutants, such as nitrogen and phosphate potentially hazardous to the environment. Domestic waste can be used as a feed source in Black Soldier Fly (BSF) cultivation with utility in pollutant removal, animal feed production,...

The mutated plants from Indigofera zolligeriana were screened using 14 SSR primers, to know the polymorphic DNA profiles of mutated plants. For screening these primers we used 12 DNA genomes of mutated I. zolligeriana plants. DNA genomes from 12 mutated plants were isolated. Amplification of 12 DNA genomes using multiplex PCR method followed by opt...

Sukakerta Village is a coastal area located in the north of Karawang Regency. Its location on the coast makes people dependent on coastal natural resources for their lives. In this village there is a new mangrove ecotourism that has the potential to be utilized by the surrounding coastal communities. Coastal communities in this study are divided in...

Marine fisheries activities on the southern coast of Special Region of Yogyakarta province, especially in the Depok Beach area, has gradually developed. Small-scale fishermen as a group of people classified as poor rely on livelihood assets accessible by them. Sustainable Livelihood Approach (SLA) is used to enhance understanding of the livelihoods...

Capture fisheries are one form of fishery resource utilization by fisher in the waters. With open access, fishers are free to catch fish in the waters. Yogyakarta waters are one of the waters with capture fisheries activities that continue to develop until now, especially on Bantul Regency. Fishers on Depok Beach are the largest and most developed...

Kabupaten Pati is located at north coast of java which has abundant fishery potential. This potential is built by too many factors, and one of them is mangrove ecosystem. Mangrove ecosystem are complex and dynamic. The purposes of this study is to analyze the relationship of mangrove ecosystems on ecological between fish production by fish cultivat...

Abstract Depok Coast in Bantul Regency popular for fishing activities. The potential for considerable marine resources in Depok Coast is a major factor in the progress of the fisheries business. The potential of these marine resources can provide a great opportunity for the development of capture fisheries and raise the economy of coastal communiti...

Bedul Mangrove Forest, located in the location of the Alas Purwo Banyuwangi National Park (TNAP). In 2009, the mangrove forest was opened as a tourist area. Although the surrounding community no longer cuts down mangroves, the presence of tourists will affect mangrove growth. This study aims to see the right way to identify mangrove areas, see the...

The coastal area of Pandeglang regency, which faces the Sunda Strait, is prone to natural disasters. Wave height and tides, including tsunami, are disasters that frequently hit the area. The mangrove ecosystem plays an importance role in reducing the abrasion that mostly caused by waves. In addition to preventing abrasion, the mangrove root system...

Terumbu karang merupakan ekosistem yang memiliki banyak manfaat salah satunya sebagai habitat ikan. Desa Bangsring yang berlokasi di Banyuwangi memiliki ekosistem tersebut. Terumbu karang di area ini terancam oleh aktivitas manusia. Masyarakat setempat mencari ikan dengan menggunakan bahan peledak dan merusak karang. Penurunan hasil tangkapan ikan...

Mangrove ecosystem is the ecosystems that has an important role not only for the life of flora and fauna, but also for the society around the ecosystem. This ecosystem needs to be considered for its sustainability as an effort to utilize the ecosystem. Cilamaya Wetan Sub-district is one of the sub-districts in Karawang Regency which has a very wide...

Reclamation in Kamal Muara North Jakarta changes the surrounding fishery activities. It is estimated that there are changes in the ecological and economic conditions of fishermen. This study aims to analyze the ecological and economic changes that occur in Sero fishermen in Kamal Muara after the reclamation of artificial islands. This research uses...

This experiment utilized dairy industry wastewater, which is located in Sukabumi, West Java, Indonesia. The aim of this experiment was to evaluate the biomass production and dairy wastewater treatment using Chlorella vulgaris. The experiment lasted for 6 months (July – December 2019). Monthly water analyses for a variety of physical-chemical factor...

Shark diving tourism as one of the conservation tools has been growing progressively in the recent decades. Shark diving is among the popular attraction for the marine tourism in Indonesia that plays major role-as rank fourth in the shark tourism world-for the coastal development in the eastern part of Indonesia. Morotai, as well as Derawan, Goront...

The presence of women migrants in urban industrial workers proved that women's movement exists. This migration process not only indicates that women are actively involved in economic activity, but also influences the decision-making on important activities within the family and society. This study aims to determine the relationship between mobility...

Morotai Island Regency is located in the adjacent of three National Fisheries Management Area of Indonesian Republic (WPPNRI 715, WPPNRI 716, WPPNRI 717). Geographically Morotai Island’s waters lie in two Indonesian hydro-oceanography phenomenon, namely Throughflow and Eddy Halmahera which affect the abundance of marine resources. This study aims t...

Shrimp is one of the agricultural commodities which has high economic value with global and increasing market value abroad. Thus, Shrimp production continues to increase. Shrimp production in Indramayu Regency in 2017 was 191,919.41 tons. This makes Indramayu Regency the largest producer of shrimp in West Java (BPS, 2017). Meanwhile, Mangrove is an...

As part of conservation means, ecotourism on shark watching activities has been popular for the last 10 – 25 years. Achieving rank fourth in the shark tourism world, shark watching tourism in Indonesia begins to play as an economically important for gross national products (GDPs). Morotai, as one of the prominent shark diving and shark research sit...

Seaweed has high economic potential which is can give a hope for coastal societies to improve their living standards. Since 2009, In Tarakan island, North Kalimantan especially In Amal’s Coast, the local communities started to developing seaweed cultivation and now seaweeds become one of Tarakan’s main commodity beside fish, shrimps and crabs. This...

Amal coast in Tarakan Island famous for seaweed production. This research aims to know the location characteristic of seaweed cultivation from people perception, and to know the connection of the people perception with certain factors such as: the family income, the length of stay, and the impact of seaweed cultivation on society and environment. R...

Eucehuma cottonii is one of seaweed type that has high economic and important ecosystem for people living at coastal areas such as at the east coast of Tarakan island. This research aimed to analyse potential region of Eucheuma cottonii against ENSO variability. The suitability level required form calculation of sea surface temperature, total suspe...

Seagrass is a flowering plant (Angiospermae) that lives submerged in the water. The sustainability of seagrass meadow depends on oceanographic conditions on its habitats including salinity, sea surface temperature, and total suspended solids (TSS). In the Banten Bay, there has been a change in oceanographic condition by natural process and human ac...

p>A series of experiment of soybean tolerance to shade were conducted in order to attain the following objectives: genotypes evaluation for shade tolerance, appropriate selection method to screen tolerant genotype to shade characterization of molecular markers of shade tolerance by using RAPD marker. The morphological specific characters wich is c...

Ngurah Rai Forest Park (Taman Hutan Raya), Bali is one of the mangrove forest conservation areas in Indonesia. Usually Ngurah Rai Forest Park, Bali are utilized for the benefit of research, science, education, culture, cultural tourism and recreation. The aim in this study to: (1) analyze perception of the community around Ngurai Rai Forest Park ab...

Coral reefs are marine ecosystems with one of the highest levels of biodiversity that provide valuable goods and services. Coral reefs are fragile ecosystem and highly vulnerable to overfishing, destructive fishing practices, pollution, and natural factors. Climate change is one of the natural factors that impacted coral reefs. Southeast Asian cora...

Seagrass meadows are important ecosystem due to their structural and functions role as a place for various nutrient cycles, feeding area, and breeding for a variety of marine species. Increased human activity in the form of shipping, sand mining, reclamation, and the development of tourism sector is reported causing disturbed seagrass condition. Th...

Aceh is one of the 34 provinces in Indonesia that has the highest population with a high level of hazard. This research was conducted in the Lhokseumawe district, East Coast of Aceh. This paper was based on secondary data of the analyzed SPOT-5 satellite imagery. This study examines the relationship between the level of damage to mangrove with the...

After 2004 tsunami, lots of efforts have been made, such as building school and distributing mangrove forests. This study examines the perception of teachers and students about mangrove management which spread in the administrative area of Lhokseumawe to become a reference then applied as local education regarding mangrove after tsunami disaster. T...

Percobaan dilakukan di Rumah Kaca Balai Teknologi Lingkungan, BPPT , PUSPIPTEK Serpong Tangerang pada tahun 2011 . Penelitian ini diambil pada empat spesies mangrove muda (Rhizophora mucronata , Bruguiera sp , Sonneratia sp , dan Avicenia sp ) untuk menentukan dampak subletal dan kelainan pertumbuhan dipengaruhi oleh empat konsentrasi minyak ( 0 %...

Tujuan penelitian ini adalah menerapkan teknologi penyerapan emisi gas CO2 yang dihasilkan oleh industri dengan memanfaatkan mikroalga Euglena sp. yang dibudidayakan pada bioreaktor kolam kultur jenis raceway. Hasil penelitian ini diharapkan dapat bermanfaat dalam mitigasi efek gas rumah kaca yaitu mengurangi emisi gas CO2. Penelitian ini dilakukan...

This study was conducted at Green House IPB Cikabbayan Darmaga Research Station. Soybean tolerance genotype (Ceneng) was crossed with sensitive genotype (Godek A) to study the mode of inheritance in tolerance to shade. Reciprocal cross were also made in soybean Ceneng and Godek A to study maternal effect. This experiment was conducted under artific...

The agroforest region is bestowed with diverse agro-climatic zones, which makes itself a rich storehouse of different types of Flora and Fauna. Besides, this conditions help in introduction, acclimatization, and cultivation of a number of aromatic plants with minimum efforts. There are a few commercial crops, which can be cultivated without disturb...

The economic development has created a negative impact to the quality of the environment. One of the indicator's of the decrease of environmental quality in the coastal area is areal decline of the mangrove forest. In 1982 the Department of Forestry stated that the mangrove forest acreage was 4.25 million hectares, but in 1987 PHPA-AWB (Forestry Ag...