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Chapter and Conference Paper
On the Atmospheric Solitary Waves Propagation Over Bengkalis Island
The dynamics of the atmospheric soliton over Bengkalis Island are investigated. We detected the signature of an atmospheric soliton from x-band weather radar images moving from land toward the open sea on Apri...
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Article
Open AccessPeatland groundwater level in the Indonesian maritime continent as an alert for El Niño and moderate positive Indian Ocean dipole events
In general, it is known that extreme climatic conditions such as El Niño and positive Indian Ocean Dipole (IOD+) cause prolonged drought in Indonesia's tropical peatlands so that groundwater levels (GWL) drop ...
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Chapter and Conference Paper
Study on Diurnal Variation of Rainfall Observed by X-band Polarimetric Radar in Peatlands Over Bengkalis Island, Eastern Sumatra, Indonesia
Understanding the precipitation systems over tropical peatlands is essential for flood and forest fire risk management. The diurnal variation of rainfall over the Indonesian maritime continent has been analyze...
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Chapter
Data Assimilation of Remote Sensing Data into a Crop Growth Model
Data assimilation (DA) is the overarching term for an ensemble of techniques to combine all possible information (models, observations, a priori data and statistics) to obtain the best possible estimate of the...
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Chapter
Measurements of Atmospheric Carbon Dioxide Emissions from Fire-Prone Peatlands in Central Kalimantan, Indonesia, Using Ground-Based Instruments
To reduce the effect of fire-induced peatland disruption on the global carbon balance, monitoring atmospheric carbon dioxide (CO2) concentrations in fire-prone peatlands is essential. In this study, we measured t...
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Chapter
Introduction: The Vulnerability and Transformation of Indonesian Peatlands
Tropical peat swamp forests that started to experience fires in the 1960s in Sumatra and in the 1980s in Kalimantan are now seriously degraded in many places in Indonesia. But from a longer perspective, we can...
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Book
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Chapter
Termite: Friend or Foe? Conservation Values of Termites in Tropical Peat Systems
Termites are the major ecosystem service providers and contribute significantly to soil processes and nutrient cycling in tropical ecosystems. The ecological services provided by termites are often discredited...
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Chapter
Toward Climate Change Mitigation: Restoration of the Indonesian Peat Swamp
Indonesia created a breakthrough in peatland management by establishing the Peatland Restoration Agency in early 2016 with the aim of restoring 2.67 million ha of degraded peatlands. This effort is intended to...
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Article
Open AccessCorrelation of publication frequency of newspaper articles with environment and public health issues in fire-prone peatland regions of Riau in Sumatra, Indonesia
Forest fires in peatlands emit pollutants to the atmosphere, affecting public health. Though air quality data and epidemiology information are helpful in the management of the environment and public health, th...
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Article
Open AccessPotential utilization of satellite remote sensing for field-based agricultural studies
Using satellite remote-sensing is a useful approach for agriculture to monitor plant and soil conditions and provide decision-making support to farmers. Recently, several types of tools and indices by the sate...
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Article
Open AccessWeather radar detection of planetary boundary layer and smoke layer top of peatland fire in Central Kalimantan, Indonesia
During the dry period of August–October 2015, a C-band Doppler weather radar of the BMKG station in a fire-prone peatland area, Palangka Raya, detected echoes with reflectivity values between − 19 and + 34 dBZ...
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Chapter
Case Study on Community-Based Water Management in Tropical Peatland
JICA Partnership Project (JPP) “Restoration of Peatland Ecology and Livelihood Improvement through Rewetting and Revegetation toward the Prevention of Peat Fires” has been conducted in Tanjung Leban village, R...
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Article
Open AccessEcoregional variations of aboveground biomass and stand structure in evergreen broadleaved forests
Biotic and abiotic factors control aboveground biomass (AGB) and the structure of forest ecosystems. This study analyses the variation of AGB and stand structure of evergreen broadleaved forests among six ecor...
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Chapter
Trend Analysis of Rainfall Characteristics in the Kemena and Tatau River Basins, Sarawak
Based on mean rainfall data, Sarawak can be considered as having no very dry season. Rainfall analysis at 14 stations reveals that droughts rarely lasted more than a month in most parts of the Kemena and Tatau...
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Article
A Natural Forest of Commercial Timber Species: Logging or Not Logging
Most tropical forests outside protected areas have been or will be selectively logged because the timber industry is a main income-generating resource for many develo** countries. Therefore, understanding th...
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Article
Open AccessGround-based measurements of column-averaged carbon dioxide molar mixing ratios in a peatland fire-prone area of Central Kalimantan, Indonesia
Tropical peatlands in Indonesia have been disturbed over decades and are a source of carbon dioxide (CO2) into the atmosphere by peat respiration and peatland fire. With a portable solar spectrometer, we have per...
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Article
Intermediate disturbance promotes termite functional diversity in intensively managed Vietnamese coffee agroecosystems
The intensive agricultural practices used in coffee plantations have profound impacts on invertebrate biodiversity. We surveyed termite diversity in the central highlands of Vietnam and evaluated it relative t...
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Article
Yield and Nutrient Content of Chestnut (Castanopsis piriformis) in Natural Central Highlands Forests, Vietnam
Chestnuts have historical importance as a food source worldwide. Planting of chestnuts has focused on a few species, including Castanea dentata, Castanea sativa, Castanea mollissima, and Castanea crenata, althoug...
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Article
A new approach for estimating fine root production in forests: a combination of ingrowth core and scanner
A method of combination of ingrowth core and scanner provides better estimation of fine root production.
