Rangeland rehabilitation using micro-catchments and native species in Turkana County, Kenya
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Turkana County is prone to perturbations and famine owing to the prevailing climatic conditions. Due to degradation through natural and anthropogenic activities such as charcoal burning, over time, existing woodlands have been degraded, necessitating rehabilitation. Several drylands adapted plant species studied over the years for the response to the needs of the communities were identified and isolated through a survey....
Assessing the spatial distribution of bamboo species using remote sensing in Cameroon
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Bamboo resource assessment has witnessed great interest in the world with very little attention in the Congo Basin forests. This study was initiated to assess bamboo species distribution in Cameroon with respect to Agroecological Zones (AEZ) using remote sensing. Forty-eight sheets of Landsat 8/Operational Land Imager (OLI) and the Thermal Infrared Sensor (TIRS) instruments’ images were mosaiced with the Envi 5.3 software....
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The management of mangrove forests is becoming increasingly difficult owing to increasing pressure from the ever growing mangrove fuel wood dependent coastal population. This justifies the urgent need for a multi-dimensional participatory approach that brings together all the stakeholders into a broad management and governance framework. This paper investigates and analyzes stakeholders’ participation putting it within the...
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Ecotourism is a recently emerged concept described as ecologically friendly, economically and socially viable form of tourism. It’s principles for conservation of environment, local culture, and ensuring the major beneficiary and participation of local communities. This research aimed to analyze determinants’ of community based ecotourism and its livelihood impact in local community. 213 sample households consisting 107...
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In this study Hydrologic Engineering Center’s Geospatial Hydrologic Modeling System together with Arc-Hydro tools of ArcGIS are applied for catchment delineation, determination of watershed characteristics and developing methods to model a Curve Number values for Watersheds. This study is aimed at to model and map the Curve Number of Meki watershed considering Enset land use system for Hydrologic Engineering Center’s...
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Interactions between biotic and abiotic factors are critical in determining population dynamics and maintenance of ecosystem processes and functions in tropical forests. This study aimed to assess the relationships between soil chemical properties and tree species diversity at Kibutuka Miombo woodland ecosystem in Liwale, Tanzania. Data were collected from circular plots (n = 33) of 15 m radius each. Soil samples were...
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Significant changes in the spatial expansion of cities in Nigeria have been observed from the turn of the new Millennium. In Minna, this fact is seen in many directions but in particular along the Minna-Bida Road Corridor. The corridor has witnessed major public and private sector developments since 2000. A special case along this corridor is that of Gidan Mangoro village. The village derived its name from mango trees...
AN ASSESSMENT OF LAND USE AND LAND COVER CHANGES IN MBANKOMO SUB DIVISION, CENTRAL REGION, CAMEROON
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Man through anthropogenic activities has modified the environment for thousands of years leading to land use and environmental changes. Natural resources in Mbankomo Sub division in the central region of Cameroon have been undergoing changes due to anthropogenic activities such as logging and urbanisation. As the negative aspects of natural resource change draw public attention and sustainable development becomes a goal in...
A Review of the Changes in Phytoplankton Community Structure and Ecology in Lake Naivasha, Kenya
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Phytoplankton community structure plays a vital role in freshwater ecosystems. Besides the provision of dissolved oxygen through photosynthesis, they also form an important diet for several fish and zooplankton species. Plankton are also used as biological indicators of water quality. The objective of this paper is to provide a comprehensive review on the changes in phytoplankton community structure and their ecological...
STATUS OF FUELWOOD COLLECTION AND UTILIZATION PATTERN IN INDIA
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Globally, more than three billion people are dependent on fuelwood as a primary source of household energy and one-third of them use it for cooking purpose. In India approximately 77% of fuelwood is consumed at the household level. 49% of the households are dependent on fuelwood as a primary source of energy. Dependency on fuelwood is higher in rural areas as compared to urban. Major portion of the fuelwood is collected...
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The study was conducted during 2018 cropping season at Dugda Woreda to investigate the effect of in situ moisture conservation techniques on grain yield and yield components of maize. Treatments comprised of tied ridge, furrow closed at both end and farmer practice as control. The experiment was laid out in a randomized complete block design with 3 replications. The grain yield and 1000 seed weight were...
Spatial variation in the physico-chemical properties of Lake Naivasha, Kenya
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Lake Naivasha in Kenya is an important livelihood resource for its adjacent communities. However, this freshwater lake is under significant strain due to anthropogenic activities. The study aimed to determine the water quality status of Lake Naivasha in order to establish its trophic state. Physico-chemical parameters were studied in seven pre-defined stations in the main lake from February to July 2019 (autumn and winter...
Pests and predators effect on beekeeping development in Tigray region, Ethiopia
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The study was carried out in selected districts of Tigray region. The objectives of the study determined the occurrence and economic importance of honeybee pests and predators on beekeeping development. The study used structural and semi-structural questionnaire and field observation methods. The most economically important recorded pests and predators affecting honeybee colonies were wax moth (25.0%), ants (24.5%),...
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Know a day’s adoption forage enhancement technology had taken and considered as a primary action plan for enhanced livestock production through increasing the forage production among pastoralist communities in the rangeland of Yabello. And there are factors determining adoption of these practices and it vary with different socio-demographical issues within the pastoral household. The aim of our study was focused on...
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This study was designed to assess the Pare people’s perception on role of protected areas in biodiversity conservation. Viewpoint on factors causing biodiversity loss, related consequences and people’s participation on forest husbandry activities were also investigated. Data were collected from Same and Mwanga districts using semi structured interview. Results indicated generally that majority of people in the two...
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Species composition, habitat association and altitudinal distribution of rodents and shrews were assessed in Chato Protected Area, Ethiopia, between July 2015 and March, 2016. The area was stratified into five habitats based upon dominant vegetation types and altitudinal zonation. The habitats were Carissa spinarum - Justicia schimperiana, Maytenus gracilipes, Podocarpus falcatus - Pyschotria orophila dominated habitats,...
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Vegetation in many National Parks in Africa are undergoing severe transformation, largely due to anthropogenic stressors that are varied at different spatio-temporal scales. Understanding how plants respond to environmental disturbance and herbivory is critical to predict conditions that plant species assemblages will be most affected. The Mole National Park in Northern Region of Ghana is located in an area of high...
Trends in the Utility of Geospatial Technology in Urban Morphological Studies: A Review
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Increasing urbanisation, ineffective location of urban amenities and utilities in consideration to population concentration has made many cities face environmental, land use and socio-economic challenges. This can be mitigated against through the enactment of proactive urban development plans and policies with an in-depth understanding of the interactions existing between urban natural and human systems, an undertaking...
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The tolerance ability of Nitrobacter and Nitrosomonas Sp carbon furan, chloropyrifos and cyahalothrin pesticides was investigated. This study employs experimental design and statistical analysis of data and interpretation. The toxicity testing procedures was carried out for a period of 28days, at room temperature. Standard microbiological techniques were used. Five (5) concentrations 3.125%, 6.25%, 12.5%, 25% and 50% were...
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This study was carried out in the rainy season from 10th of July to the 10th of October 2017. The general objective was to contribute to the conservation of Pangolins by establishing baseline data for their remaining stronghold habitats which will serve as a guide for management decisions in the Kimbi-Fungom National Park (K-FNP). The methodology employed for data collection was “recce walk for collecting bio-indicators. A...
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The impact of landscape fragmentation and exotic species introduction to the Ikogosi environs was assessed through the rate of deforestation, habitat degradation and displacement of indigenous species in the community. The study aims to enquire the state of biodiversity condition and alien species introduction. In all, 264 copies of questionnaire were successfully retrieved from the respondents and were subjected to...
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This study aim to document ethnobotanical study on homegarden plant diversity and management practices in Wolkite town, Central Ethiopia. A total of forty informants were randomly selected from four Villages (Mariamsefere-edgetebere, Mariamsefere-addishiwote, Temketebehar-edgetebere and Temketebehar-addishiwote). Of which, 8 key informants were selected purposively by criteria of age, gender indigenous knowledge and...
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The mona monkey (Cercopithecus mona) is one of the eight non-human primates protected in the Okomu National Park (ONP), a lowland rainforest in southwest Nigeria. Little is known about the various plant species they feed on and the nutritional profile of those plants. The objective of the study was to determine the plant species eaten by mona monkeys in ONP during the dry and rainy seasons, and their nutritional...
The Status, Distribution and challenges of Protected Areas: Review of Protected Areas in Ethiopia
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The ecosystem of Ethiopia classified as Afroalpine and Sub-Afroalpine, Dry Evergreen Montane Forest and Grassland Complex, Moist Evergreen Montane Forest, Acacia-Commiphora Woodland, Combretum-Terminalia Woodland, Lowland Semi-evergreen Forest, Desert and Semi- Desert Scrubland, and Inland Waters. These diverse ecosystems have endowed Ethiopia with a diverse biological wealth of plants, animals, and microbial species. This...
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The Kimbi Fungom National Park is reported to be relatively less diverse compared to other national parks of Cameroon. This might be due to the configuration of the landscape and habitat types. The main objective of this study was to determine the species composition, structure and diversity in the heterogeneous landscape of the Kimbi Fungom National Park defined by different habitat types. The park was divided into 20...
The Jola civilization and the mamagement of mangrove in Lower Casamance, Senegal
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The mangrove ecosystem is one of the most productive in Casamance and the most important biomes in Senegal. This threatened ecosystem is found on the banks of Casamance river and along its tributaries, known as the bolong (Inlets, sills). The importance of the mangrove ecosystem results from its biodiversity and its ecological, economic and socio-cultural (ritual places, totem cockpit, etc.) functions. The Lower Casamance...
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In Kenya, it has been documented that demand for fish is endlessly rising; however, supply of fish continues to lag behind due to dwindling of natural fish stocks. Besides, there is still insignificant aquaculture production in Kenya compared to a global scale, which is not in tandem with the worldwide rapid growth of the sector. Nonetheless, Kenya exhibits great yet to be fully explored potential for aquaculture...
Study of the floristic diversity of rangelands in arid regions of South-East Algeria
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In the context of identifying the spontaneous forage species constituting a large part of the ruminant diet of the arid regions of Algeria; our research focused on the study of the floristic diversity of pasture rangelands in southeastern Algeria. The floristic surveys carried out in four grazing stations have made it possible to identify 28 plant species that belong to 16 families. This community is dominated by Poaceae,...
Native nitrogen-fixing plants in the natural landscape of Canterbury, New Zealand
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Although the growth characteristics and preferred growth conditions of many of nitrogen-fixing species have been described, less is known of their natural species assemblages and associated soil status in natural or semi-natural conditions. The work studied plant communities and soil properties at locations where native N-fixers are naturally found in Canterbury, New Zealand. Four native N-fixers (Sophora microphylla (S....
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Surface water is said to be in a good state when its chemical and ecological status is at least good. The physico-chemical quality of water provides only a point-in-time image of the quality of a river. The study of aquatic fauna and flora informs us well of the actual quality of the course of water due to a character integrator of these biological compartments. This makes us to study the quality of the course of the fresh...
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This study aimed at investigating challenges and prospects in the management of Village Land Forest Reserves (VLFRs) in Mabadaga, Mbuyuni and Itamboleo villages, administratively in Mbarali district, southern Tanzania. Data were collected through questionnaire surveys, in-depth key informant interviews, physical field visits and documentary reviews. A total of 44 subjects were involved in the study. SPSS, Microsoft Excel...
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Soil cover refers to vegetation, including crops, and crop residues on the surface of the soil. Gas flaring is a common practice associated with oil and gas industry in Nigeria and has a cumulative effect on the greenness of vegetation. This study analyzes remotely sensed, imagery to reveal the effects of gas flaring over time on soil cover in Ibeno Local Government Akwa-Ibom State. A 4-date serial Landsat satellite were...
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A study on the population status, feeding ecology and activity pattern of common bushbuck (Tragelaphus scriptus decula) was carried out in the Sekele Mariam Forest from December 2016 to August 2017 including wet and dry seasons. Data were collected using total count and direct observation method. The collected data was analyzed using descriptive statistics and compared with Chi-square test and one way ANOVA. Average number...
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