Browsing Naturwissenschaften, Mathematik und Informatik by Advisor "Kappas, Martin Prof. Dr."
Now showing items 1-20 of 34
-
Temporal-Spatial Variabilities and Influencing Factors of Terrestrial Wet-Dry States and Vegetation Development: A Case Study in Northeast China
(2024-08-05)The number of hydroclimate disasters has increased dramatically since the late 20th century with profound changes in the environment. The Meteorological Drought Index facilitates long-term monitoring of wet-dry trends and ... -
Classification of main irrigated crop types towards sustainable development using Landsat and Sentinel data by GIS and remote sensing techniques in a semi-arid area in Tashkent Province, Uzbekistan
(2024-02-02)As the world population increases and cropland expansion occurs, there will be a high need in the food supply soon which will require higher agricultural yields. Crop yield estimation, management, and production assessments ... -
Mineralogical mapping of selected areas of the lunar surface using Moon Mineralogy Mapper data.
(2023-01-12)The dissertation is concerned with spectrophotometric studies of selected areas of the lunar surface using the data generated by the mapping spectrometer Moon Mineralogy Mapper (M3), onboard the Chandrayaan-1 spacecraft. ... -
Enhancing Geospatial Data for Passenger Transport Systems
(2022-01-07)This thesis presents and evaluates new solutions and developed software frameworks to challenges from a geoinformatics perspective that have resulted from participation in demand responsive transport (DRT) projects. Thereby, ... -
Impacts of agricultural land acquisition for urbanization on smallholder agriculture and gender issues in affected communes: A case study in Huong Thuy town, Thua Thien Hue province, Vietnam
(2022-01-04)Abstract Agricultural Land Acquisition for Urbanization (ALAFU) is an inevitable process that has been happening around the world, especially in developing countries. It is the process by which the government acquires ... -
Forest Landscape Restoration and Ecosystem Services in A Luoi District, Thua Thien Hue Province, Vietnam
(2021-07-23)Abstract The Government of Vietnam has invested efforts to increase the forest cover, and to conserve biodiversity through different forest development projects and programs. Losing natural forests and landscapes in the ... -
Assessment of Drought in Grasslands: Spatio – Temporal Analyses of Soil Moisture and Extreme Climate Effects in Southwestern Mongolia
(2021-06-28)Soil moisture plays an essential key role in the assessment of hydrological and meteorological droughts that may affect a wide area of the natural grassland and the groundwater resource. The surface soil moisture distribution ... -
Derivation of forest inventory parameters from high-resolution satellite imagery for the Thunkel area, Northern Mongolia. A comparative study on various satellite sensors and data analysis techniques.
(2021-06-03)With the demise of the Soviet Union and the transition to a market economy starting in the 1990s, Mongolia has been experiencing dramatic changes resulting in social and economic disparities and an increasing strain on its ... -
Air Surface Temperature Estimation Using MODIS Land Surface Temperature Data in Northwest Vietnam
(2019-07-26)There is increasing demand for air surface temperature (Ta) data that can capture information for a large area or for a region, since this kind of data is an important parameter for a wide range of applications. However, ... -
Soil Properties Mapping and Land Evaluation for Potential Agricultural Land Use Types in A Luoi district, Thua Thien Hue province, Central Vietnam
(2019-07-03)Agriculture plays an essential role in Vietnam, especially central Vietnam, which is the least developed economically and socially compared to the other regions. Many administrative levels in Vietnam have implemented ... -
Chemical water quality in Selenge River Basin in Mongolia: spatial-temporal patterns and land use influence
(2018-10-18)Water is essential for life and for all human activities but also for preserving the environment and its resources. Rapidly growing population, intensification of agriculture, industrialization, urbanization, development ... -
Modelling Soil Erosion, Flash Flood Prediction and Evapotranspiration in Northern Vietnam
(2016-03-08)Water-induced soil erosion (WSE) is a main factor of land degradation in many parts of the world and reported as a main threat to agriculture compared to the second largest risk by wind. Some parts of Vietnam have been ... -
Integrated approaches of social-ecological resilience assessment and urban resilience management
(2016-02-10)The urban system is a multi-interaction system, due to the rapid urbanization and intertwined vulnerability of the ecological system. It will be a challenge to maintain a sustainable development of the urban and urbanizing ... -
Impact of climate and land use change on water resources, crop production and land degradation in a semi-arid area (using remote sensing, GIS and hydrological modeling)
(2015-05-05)Water resources have become scarcer in semi-arid regions of Iran due to increasing water use and recurrent drought. Any change to the hydrological cycle may have significant effects on the fragile ecosystems of Iran’s arid ... -
Modellierung der vegetativen Produktivität zur Bewertung der Landdegradation im ariden und semi-ariden südlichen Afrika
(2014-01-23)Dry regions as the arid southern Africa are, on the one hand, strained by unfavourable climatic conditions. On the other hand, intensive land use as rangeland and for livestock farming leads to additional encroachment of ... -
Auswirkungen des regionalen Klimawandels auf die Entwicklung der Biomasseerträge ausgewählter landwirtschaftlicher Nutzpflanzen in Niedersachsen
(2013-12-13)Lower Saxony (total land area about 46,500 km2) constitutes one of the most important agricultural areas in Germany and thus within Europe. However today, there exists no comprehensive account on the impacts of climate ... -
Detecting and Modeling the Changes of Land Use/Cover for Land Use Planning in Da Nang City, Viet Nam
(2013-11-06)Da Nang City is located in the south central coast region of Viet Nam, between 15°55’19” to 16°13’20”N and 107°49’11” to 108°20’20”E, and covers an area of approximately 1,283.42 km2, including Paracel Island (Hoang Sa) ... -
Geographic Determinants of Human Schistosomiasis Transmission in the Sourou Valley, Burkina Faso
(2013-08-22)Schistosomiasis (also known as Bilharzia or Bilharziasis) is the second most prevalent neglected tropical disease (NTD) after hookworm and is caused by infection with blood flukes of the genus Schistosoma. More than 85% ... -
The application of remote sensing, GIS, geostatistics, and ecological modeling in rangelands assessment and improvement
(2013-08-19)Human-caused ove rgrazing and drought periods have led to the land degradation which might cause an eventual loss of biodiversity in rangeland ecosystems of Iran. Therefore, assessment of the current condition of rangelands ... -
GIS-gestützte Modellierung und Analyse von Biomassepotentialen in Niedersachsen - Einführung in das Pflanzenmodell BioSTAR
(2013-03-05)Biomass potentials for energy production are discussed controversially. On the one hand, the further expansion of the bio energy sector is demanded by the policy makers (in Germany and elsewhere), and on the other hand, ...