Lilik Budi Prasetyo

Bogor Agricultural University | IPB · Department of Forest Resources Conservation and Ecoturism

Kawasan konservasi saat ini menjadi salah satu benteng terakhir pelestarian keanekaragaman hayati tanpa melupakan peningkatan kesejahteraan masyarakat sekitar. Memahami perubahan tutupan lahan secara spasial dan temporal di suatu kawasan merupakan hal mendasar dalam pengelolaan kawasan yang berkelanjutan. Tinjauan pustaka ini bertujuan untuk mengid...

Rice plays an essential role in ensuring the food security of Indonesia. Hence, rice (paddy) field monitoring using synthetic aperture radar (SAR) satellite data is critical, particularly in tropical regions. This study presents a new algorithm to detect paddy fields in Subang, West Java, using Sentinel-1 SAR with a 12-day revisit acquisition. Thre...

Conservation areas protect biodiversity and ecosystems from human activities and climate change threats. Understanding disturbances that can damage conservation areas drives the need for effective mapping and monitoring. One of the primary disturbances is land cover change caused by forest fires, illegal logging, and other human activities. In this...

Rhinoceros hornbills (Buceros rhinoceros) are a bird species belonging to the Bucerotidae family, which is vulnerable based on the IUCN red list of species. This is due to habitat fragmentation, which reduced the Rhinoceros hornbill habitat on Java. Efforts and strategies are needed to maintain Rhinoceros hornbill habitats. Information on the suita...

The necessity for precise and current data concerning the dynamics of land cover change in Indonesia is crucial for efforts to reduce natural vegetation cover due to agricultural expansion. The functionality of monitoring systems that incorporate Terra-MODIS is currently compromised by the limited availability of data for the immediate future. This...

Unsupervised classification using vegetation indices has been extensively employed to map mangrove forests using medium-resolution satellite images. However, its capability is restricted to determining the extent of mangroves only. This study introduces a new spectral index called the enhanced mangrove index (EMI) for accurately mapping different c...

The necessity for precise and current data concerning the dynamics of land cover change in Indonesia is crucial for efforts to reduce natural vegetation cover due to agricultural expansion. The functionality of monitoring systems that incorporate Terra-MODIS is currently compromised by the limited availability of data for the immediate future. This...

Analyzing the fuel characteristics of a forest is essential when creating fire danger rating system (FDRS) and understanding how forest fires behave. In this study, the researchers predicted the intensity of forest fires by examining the amount of fuel present Berbak and Sembilang Natinal Park between November 2020 and December 2021. The fuel load...

Land cover in area Mangrove, an ecosystem with high productivity, is an ecological link that is very important for life in the waters. This study aims to identify land cover vegetation, water bodies, and soil using Principal Component Analysis (PCA) method with imagery using Landsat imagery for 1997 and 2021 carried out by processing Landsat 7 and...

The use of native trees is necessary for land restoration and the sequestration of carbon that is stored in forest biomass production in Indonesia. Meanwhile, the biomass prediction model used for native tropical lowland trees of Indonesia is limited to only specific locations and focuses on aboveground biomass (AGB). This study aimed to select and...

The Segara Anakan Lagoon (SAL) is a prominent estuarine mangrove ecosystem located in Java, which is recognised as the most densely populated island in Indonesia. SAL is a degraded mangrove forest due to the encroachment of mangrove edge ecotone species such as Nypa frutican (NF), as well as the proliferation of understory communities including Der...

Biodiversity distribution data is essential as it is the basis for policies, development plans, and laws. Citizen science, which involves public participation in scientific research, has become a popular method for researchers to gather scientific data with the help of volunteers, including biodiversity distribution data. "Amfibi Reptil Kita" (ARK)...

Coal mining plays a vital role in Indonesia's economic growth. However, these activities negatively impact the environment. To minimize this, the Indonesian government requires ex-mining land to be reclaimed, with one of the success criteria being canopy cover. Until now, there has been no measurable method that can determine the success rate of ca...

Monitoring the condition of the forest in Indonesia’s New Capital City, Nusantara (IKN), and the surrounding area as a buffer is crucial to realizing the Forest City concept. Forest canopy density can be used to understand and measure forest conditions using satellite imagery efficiently. The main objective of this study was to investigate the spat...

The area of mangrove forests in Indonesia in 2021, according to the Ministry of Environment and Forestry, is around 3,364,080 Ha; this amount is equivalent to 23% of the world’s mangrove ecosystem, which is from a total of 16,530,000 Ha (FAO, 2005). Information on the condition of mangrove ecosystems is important to know whether or not an area is g...

Forest resilience assessment is increasingly important given the current global environmental change. However, attributes and indicators to quantify forest resilience still need to be explored. Remote sensing (RS) and Geographical Information System (GIS) techniques are widely applied for forest resilience modeling. A bibliometric analysis was cond...

The Leuser ecosystem is a vital biodiversity hotspot providing essential ecosystem services to local communities in Asia. It encompasses diverse landscapes, from rainforests to coastal ecosystems and peatlands. However, human activities, particularly deforestation for palm oil plantations, have severely impacted Leuser ecosystem’s ecological balanc...

Indonesia is one of the largest countries globally with an area for planting sugarcane. The current problem is that determining the planting area of sugarcane is still done conventionally; this is very limited and wastes time. Thus, knowing the sugarcane planting area becomes essential for policymaking through Remote Sensing technology. However, th...

Forest and land fires in Indonesia have received considerable attention from international communities. In response to this problem, the government has principally tried to stipulate a series of laws and regulations that aimed to control or event halt forest fire events. Nevertheless, forest fires are still recurring fluctuatively up to now. Consid...

An efficient assessment of rice varieties in tropical regions is crucial for selecting cultivars suited to unique environmental conditions. This study explores machine learning algorithms that leverage multispectral sensor data from UAVs to evaluate rice varieties. It focuses on three paddy rice types at different ages (six, nine, and twelve weeks...

Based on phytosociological methods and land cover change analysis, previous studies in Segara Anakan Lagoon (SAL) indicated the spreading of mangrove species living in the forest margin ecotone into the forest interior, encroaching the other mangrove communities. This current study aims to quantify the spreading pattern of those mangrove species, a...

City expansion, vehicle growing number, fossil fuel consumption as non-renewable energy, and highest carbon emission has increased green house effect with potentially expanding global warming. Global warming has negative impacts on citizen quality of life as well as economic growth. Makassar City as one of the metropolitan in Indonesia with the hig...

The endangered javan gibbon (Hylobates moloch) has been threaten by massive habitat loss and fragmentation in Java. The survival of the second largest population which inhabited unprotected Dieng mountains faced greater risk to habitat conversion and fragmentation. The landscape-level habitat monitoring using spatiotemporal quantification is crucia...

The Javan gibbon ( Hylobates moloch ) is endemic to the island of Java and its distribution is restricted from the western tip of Java to the Dieng Mountains in Central Java. Unlike the other known habitats that hold a large population of Javan gibbons, the Dieng Mountains have not been protected and experience various threats. This study, which wa...

Pulau Sulawesi merupakan pusat wilayah Wallacea yang memiliki keanekaragaman hayati tinggi dan dihuni oleh beberapa spesies tumbuhan dan hewan endemik baik flora maupun fauna, salah satunya satwa primata monyet dare (Macaca maura HR Schinz 1825). Penelitian ini bertujuan untuk menganalisis kesesuaian habitat dan pengaruh variabel lingkungan terhada...

Sugarcane mapping is very important in precision agriculture. Mapping can also help enforce policies in land provision of sugarcane agriculture. Currently, sugarcane mapping is often done conventionally, this is less effective because it is expensive and labor-intensive. Reliable mapping at a low cost and fast can use remote sensing and artificial...

Hartoyo APP, Khairunnisa S, Pamoengkas P, Solikhin A, Supriyanto, Siregar IZ, Prasetyo LB, Istomo. 2022. Estimating carbon stocks of three traditional agroforestry systems and their relationships with tree diversity and stand density. Biodiversitas 23: 6137-6146. One of the important sectors as a strategy for climate resilience and low carbon devel...

It is critical to consider all aspects of conservation areas, inside and outside, when maintaining them. Land cover dynamics in conservation areas mostly have not yet been considered in conservation area management practices, both geographically and temporally. The advancement of technology with cloud computing can speed up and simplify the acquisi...

Anthropogenic interventions in natural forests have resulted in deforestation and forest degradation. There is a reduction in the number of trees per unit area, which results in changes in forest biomass stocks. Deforestation and forest degradation are believed to contribute to increasing the atmosphere’s greenhouse gases. Satellite remote sensing...

Sagu (Metroxylon spp.) merupakan komoditas dengan multifungsi. Potensi paling besar di dunia terdapat di Indonesia mencapai 50-60 %, namun pemanfaatannya masih kurang, baru sekitar 15-20 %. Penelitian bertujuan mengungkapkan penyebaran spasial, potensi luasan, jumlah tegakan, dan potensi produksi pati berbagai varietas/subvarietas tanaman sagu di P...

Peatlands that experience fire have the ability to restore their own environment through a process of vegetation succession. Areas with different frequency of fires have different vegetation dominance. Observations were made on areas that experienced a frequency of one, two, three and four times burned. The purpose of this study was to explain the...

It is common for ethnic Malay in Indonesia and Malaysia to use Nepenthes ampullaria as food containers. However, the use of Nepenthes as part of a cultural tradition has been found only in Kerinci Regency, Jambi. This study explores the local wisdom in utilizing and maintaining the presence of N. ampullaria in Kerinci. Data collection through open-...

Hernawati, Zuhud EA, Prasetyo LB, Soekmadi R. 2022. Synopsis of Sumatran Nepenthes (Indonesia). Biodiversitas 23: 4243-4255. Taxonomic status is a fundamental component in determining the conservation status of a species. Inappropriate taxonomic entities can mislead efforts to protect species, especially endangered ones. Determining the taxonomic s...

Understanding the recovery rate of forest carbon stocks and biodiversity after disturbance, including fire, is vital for developing effective climate-change-mitigation policies and actions. In this study, live and dead carbon stocks aboveground, belowground, and in the soil to a 30 cm depth, as well as tree and shrub species diversity, were measure...

In recent decades, catastrophic wildfire episodes within the Sumatran peatland have contributed to a large amount of greenhouse gas emissions. The El-Nino Southern Oscillation (ENSO) modulates the occurrence of fires in Indonesia through prolonged hydrological drought. Thus, assessing peatland vulnerability to fires and understanding the underlying...

Tourism is one of the most important issues facing marine protected areas (MPAs) and small islands worldwide. Tourism development is considered a contribution to pollution levels in the environment. This paper aims to evaluate the hypothetical effects of tourism development on water quality spatially and temporally using the coastal water quality i...

Over the past decades, global environmental changes have led to unfavorable effects on migratory birds. However, many species that encounter climate change are listed as least concern by International Union for Conservation of Nature. Using species distribution models, we quantified the redistributions of breeding and wintering sites of oriental ho...

Mangrove rehabilitation has implications for important ecological, social and economic values for coastal communities. The mangroves ecosystem Karawang Regency is still under pressure due to the management and utilization that does not pay attention to the sustainability aspect. The rehabilitation plan to mangrove management must be adapted to the...

The Tanimbar Corella (Cacatua goffiniana) is a protected bird species endemic to the Tanimbar Islands (Yamdena and its satellite islands) in the Maluku province of Indonesia. The major threats identified to this species are hunting, illegal trade, and habitat loss. Therefore, this study aims to classify the land cover, distribution, and habitat typ...

Purnomo DW, Prasetyo LB, Widyatmoko D, Rushayati SB, Supriyatna I, Yani A. 2022. Diversity and carbon sequestration capacity of naturally growth vegetation in ex-nickel mining area in Kolaka, Southeast Sulawesi, Indonesia. Biodiversitas 23: 1433-1442. Efforts to restore forest integrity on ex-mining lands are essential to improve environmental qual...

Bali starling (Leucopsar rothschildi) is categorized as an endangered species based on the International Union for Conservation of Nature and Natural Resources (IUCN) red list. Thus, preventing this species from extinction becomes very crucial. One of the most important activities for this purpose is a soft release method to avoid birds’ mortality,...

Tropical rainforest ecosystems that function as biodiversity pools had been undermined because of anthropogenic activities. Research has shown that protected areas (PAs) have become the first safeguard for biodiversity. However, how to measure the effectiveness of PAs remains unclear. We present spatiotemporal changes within the PAs and non-PAs in...

Mangrove forests are an essential natural resource in coastal environments and have three main functions: physical, biological, and economic. Indramayu regency is one of the areas on the north coast of Java with a coastline length of 147 km. The decrease of mangrove canopy in Indramayu regency cannot be separated from the land clearing for a fish p...

Environmental degradation is often a trade-off from development, and this is a challenge in the development of Indonesia’s new capital city. This study aims to provide historical information on environmental quality in the new capital city and its surroundings to broaden understanding of the development of a new capital city in realizing the forest...

Production rate of oil palm has been increased in Indonesia to meet the high demand of products. In response, companies and smallholders have improved their production through expansions. In 2018, plantation occupied a land mass of 3.4 million hectares, leading to environmental, social, and economic problems. The aims of study were to analyze the r...

The only place for estuarine-mangroves in Java Island, Segara Anakan Lagoon, experiences the vast decline of mangrove cover. Satellite remote sensing has a critical role in monitoring that change as it allows to record vast areas over time. However, most studies tend to utilize satellite data to investigate the change of mangrove areas into other l...

This article demonstrated an easily applicable method for measuring the similarity between a pair of point patterns, which applies to spatial or temporal data sets. Such a measurement was performed using similarity-based pattern analysis as an alternative to conventional approaches, which typically utilize straightforward point-to-point matching. U...

The degradation of mangrove forests in the Konawe Selatan District has been very rapid over the past three decades. Increases in population growth in coastal areas have been associated with rapid development, including the need for land for housing and livelihood. This development has led to land conversion from mangrove forests to other uses. The...

Bali starling (Leucopsar rothschildi) is one of the animals that getting more attention because is categorized as an endengered species on the IUCN red list, Appendix 1 of CITES, and protected animals by goverment of Indonesia. The conservation for recovery of species was carried out by West Bali National Park (WBNP) through release activity and co...

Degraded peatlands are extremely vulnerable to the threat of fires and have been a major source of national greenhouse gas emissions. Maintaining a certain level of water in peatlands is an essential measure of disaster vulnerability in peatlands. During the dry season, when the lower part of the peat still retains water, fires only occur on the su...

The Leuser Ecosystem is one of the essential landscapes in the world for biodiversity conservation and ecosystem services. However, the Leuser Ecosystem has suffered many threats from anthropogenic activities and changing climate. Climate change is the greatest challenge to global biodiversity conservation. Efforts should be made to elaborate clima...

Indonesia has experienced one of the world's fastest plantation expansions. Plantation growth is indeed an economic solution to meet the market's needs, but the accompanying environmental damage and social conflict are at odds with sustainability goals. Various actors with interests in land compete with the power they have. The most powerful actors...

Java and Bali are important as the most populated islands and as economic centres in Indonesia, and Java is the seat of the national government. Although a series of reports exists to document the species richness of amphibians and reptiles on those islands, there has so far been no unified compilation of their spatial distributions. The aim of thi...

Land-use change and habitat fragmentation are well-known to affect host-parasitoid interactions. However, the study of the effects of landscape composition, as a result of habitat fragmentation, on host-parasitoid food webs is still limited especially in a tropical agricultural landscape. This research was aimed to study the effect of agricultural...

Landscape structure and composition are an important part of a landscape’s character which can affect the presence of predators and parasitoids, and influence the effectiveness of biological control. This study aims to examine the relationship between landscape features and the diversity of Hymenoptera parasitoids using long bean plants as a model....

Peat swamp forest plays a very important role in absorbing and storing large amounts of terrestrial carbon, both above ground and in the soil. There has been a lot of research on the estimation of the amount of biomass above the ground, but a little on peat swamp ecosystems using light detection and ranging (LiDAR) technology, especially in Indones...

Citizen science is a tool that has been used globally to gather data on species, recently, this effort is gaining popularity in Indonesia. Asian horned frog ( Megophrys montana ) is an amphibian endemic to Java with a significant population declining due to forest or habitat losses. The purpose of this study is to analyze the suitability of the hab...

Sumatran orangutan (Pongo abelii) is one of the great apes that lives in Asia. The species' population suffered a significant reduction due to altered habitat and climate shifting; thus, this species is critically endangered (CR) based on The International Union for Conservation of Nature (IUCN) red list. Nowadays, the vast majority of the species...

Grizzled leaf monkey ( Presbytis comata ) or javan surili is an endemic primate species to Java. This species is categorized as Endangered on the International Union for Conservation of Nature (IUCN) Red List. Data on population and distribution is still limited, especially in Central Java. Research on the population distribution of grizzled leaf m...