für 44.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray Vegetation maps and bioclimatic zone classifications communicate the vegetation of an area and are used to explain how the environment regulates the occurrence of plants on large scales. Climatic parameters, floristic characteristics, or edaphic features have been relied upon as decisive factors for developing such schemes. It has been deduced that plants moved between corresponding bioclimatic areas should thrive in the target location, whereas plants moved from a different zone should languish. This notion is routinely applied in forestry and horticulture but actual tests of the validity of bioclimatic maps are scanty. Here the Finnish bioclimatic vegetation zone system is tested. Relying on the plant collection of the Botanic Garden of the University of Helsinki, which is situated at the northern limit of the hemiboreal zone, the relation between the plants provenance and survival was studied. The results gave support to the zone system, and especially its hierarchical zonation. The study also shows the importance of botanic gardens paying due attention to information management and curational practices for maintaining the scientific value of their collections. ····· 10361134311
für 53.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray Erica arborea is the dominant tree of the uppermost forest zone of the Simen Mountains National Park, Ethiopia. Only six other woody species are found between 3.100 m and 3.600 m elevation at the investigated sites. Many E. arborea stands of the Simen Mountains are considered endangered due to insufficient regeneration attributed to changes in land use. In this study the influence of disturbances on the stand structure, species composition, density of mature tree, saplings and seedlings, as well as on the soil seed bank were examined and the causes of seedling mortality, micro site condition, seed germination requirement and survival of E. arborea were investigated at three sites. The overall vertical distribution of the seeds in the soil was similar in all stands, with the highest densities occurring in the upper five centimetres of soil and gradually decreasing densities with increasing depth. For the successful germination of E. arborea and Hypericum revolutum charred soil showed great performance, compared to other seedbed conditions (exposed mineral soil, sand, forest floor and nursery soils). Fire has a profound positive effect on Erica regeneration. ····· 10361134266
für 71.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray This thesis aims to determine how and to what extent spatial factors of the physical environment impact on children s travel, play and physical activity. These factors were introduced from an historical perspective, including the neurohumoral and ecological basis for early movement behaviour and global secular trends in human movement and use of space. This thesis incorporates a series of studies focusing on primary school aged children s movement behaviour and the impact of the spatial environment at two levels, the neighbourhood, and the school playground.To examine the impact of space at the neighbourhood level three studies were undertaken. The first study aimed to provide a more complete description of daily travel patterns of 11-12 year-old Australian children and the personal and environmental factors that are associated with different levels of active transport impacted on AT levels included the distance to the destination, gender, Physical Activity Level of the child, SES, the destination type and parents satisfaction with their neighbourhood. ····· 10361134247
für 44.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray Tropical coastal forests are faced with a myriad of pressures: conversion to agriculture, logging and pressure from tourism activities. The Eastern Arc and Coastal Forests of East Africa represent an area of high species endemism, but are faced with threats which threaten the very existence of the ecosystem. This work explores forest management regimes along the southern coast of Kenya and their implications to forest conservation in the region. The study employs Remote Sensing and Geographical Information Systems (GIS)to assess forest cover and losses between community-managed forests and 6 government managed forests. Satellite imagery from Landsat and Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) are used. Degeneration of community-based forest management systems coupled with agricultural expansion and population explosion could lead to immense forest losses in the next two decades along the Kenyan coast. ····· 10361134106
für 44.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray This study examines the environmental awareness in junior secondary school education in Bangladesh and accordingly assessed the text books of Junior Secondary level regarding environmental contents, measured the environmental awareness developed among the students at this level and compared the environmental awareness between Bengali medium and English medium students. Following an exploratory-descriptive research design, the study applied mixed methodology to achieve the objectives. Drawing on a sample survey and some focus group discussions (FGD) from two schools (Blue Bird school & Scholarshome) of Sylhet city in Bangladesh (one from each Bengali medium and English medium of study, respectively), this paper compared the environmental awareness developed between Bengali and English medium students at junior secondary level. The text books of this level have been studied and an assessment of the text books regarding environmental awareness developing contents has been made. The survey data has been analyzed with descriptive statistical tools (with SPSS) and estimated with a self-constructed ordinal rating index (with a total score 30). ····· 10361134019
für 44.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray This book attempts to address, carbon sequestration potential in Jnanabharathi campus, Bangalore University, India. The present study area has a total land of about 449.74 ha with rich vegetation sector and the total amount of both above ground carbon (AGC) and below ground carbon (BGC) was estimated an average of 54.799 t/ha with the total carbon worth of $4.92 lakhs is sequestered at present. The total amount of carbon dioxide assimilated into the trees in terms of both above ground and below ground biomass was estimated an average of 200.931 t/ha. In order to increase the carbon sinks it is necessary to carry out the afforestation and has to protect from the anthropogenic activities. ····· 10361133952
für 44.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray This book is a summary of work done in 2007/2008 covering three seasons at Shimba Hills National Reserve, Kenya with an aim of investigating influence of habitat type, season and microhabitat characteristics on the diversity and distribution of land snails. The work was made necessary by the realisation that knowledge on some taxonomic groups has largely been unknown in several biodiversity rich ecosystems of Kenya. This work is therefore meant to enhance biological knowledge of land snails, which have not been scientifically studied at the reserve. Molluscs were sampled using standardized protocols, yielding 28 species, a majority of them having been recorded in the wet season. The natural forest had the highest diversities of land snails compared to other habitat types emphasising the role the forest plays in conservation of land snails. This information is relevant to conservationists,researchers and nature-lovers. ····· 10361133842
für 44.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray Forests of the world sequester and conserve more carbon than all other terrestrial ecosystems and account for 90% of the annual carbon flux between the atmosphere and the Earth`s land surface. Two case studies from India and Bolivia have been studied to demonstrate the complexities of carbon forestry projects to generate carbon credits and for their role in the development of local communities and environment. This book seeks to understand what benefits are made available to local communities through existing carbon sequestration schemes under carbon markets and what incentives there are for executors to involve local people as beneficiaries or partners. It also discusses the potential harmful effects which such integration between rural poor and carbon market could cause. The book should be useful to practitioners and policy makers working on the role of new economic incentives to reduce Green House Gas emissions from conservation and management of forests to local forest communities. ····· 10361133706
für 61.20€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray The study deals with the ecology and taxonomy of the vegetation of Um Rimmitta area, White Nile State,Sudan.The species were identified belonging to a number of families.brief descriptions of the coolected specimens have been included.Alomst 49.4% of the species were found to have medicinal uses. Moreover, a check list of endangerd, extinct and famine food plants has been provided.Ecological parameters have been studied (density, abundance,frequency,diversity,and association.The soil seed bank was analyzed for a number of life and dead seeds at the study area. The results of biomass showed there was a decline in th carring capacity.The natural regeneration and canopy cover were also studied.Attention should be paid to land use planningand resource utilization and conservation with national land commission regulation. ····· 10361133595
für 53.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray Himalayas, the largest body of snow and ice outside the two poles, the north and the south, are often called the Third Pole. Having significant impact on global climate system, the Himalayas have emerged as a hot spot of climate change on earth. Natural oak forests serve as crucial carbon repositories in the mountains, especially in the mid-altitudes. In order to enhance Himalayas` role in climate change mitigation, we need to preserve and augment oak forests. Even the smallest degree of disturbance by humans records a marked decline in carbon amounts sequestered in forest biomass and soils. The book examines carbon storage of the natural and disturbed oak forests in Indian Central Himalayas. The status of carbon pool of the oak forests would serve as an indicator of the degree of climate change. Carbon storage in full capacity of the oak forest ecosystems could also serve as important strategy of climate change mitigation in the Himalayas. And this critical role of the `Third Pole` would be instrumental in putting the climate system of the world back into order. The book will be of great use for all committed to the cause of the earth and its unique ecosystems. ····· 10361133569
für 44.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray Environment preservation and protection belong to the greatest challenges the world has set for the next decade. The consequence is an increasing number of environmental protection organizations, environmental standards, legislative regulations and limitations forcing companies into production that impacts the environment as little as possible. Environment contains both toxic and non-toxic atoms, ions and molecules. Industries are the major sources of toxic ions and its entry to biological systems disturb the biochemical pathways, in some cases leads to death of the organism. Occupational health is concerned with the two-way relationship between work and health. Health differs from safety in terms of the probability for the event to occur and the time for the effect to appear. ····· 10361133444
für 44.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray The term water quality is applied universally to refer to the water that meets the universal standards set for legitimate and vital water use at any scale i.e. local, regional and international levels. The evolution of the term water quality has been due to the expansion of water requirements and ability to measure and interpret water characteristics. The definition of water quality depends on the factors that determine it, and other variables that affect the nature of the water resource. Pollution and degradation of water quality interferes with legitimate and vital water use at any scale i.e. local, regional and international levels. Water quality criteria, standards and the related legislation are used as the main administrative means to manage water quality in order to achieve user requirements. The most common national requirements for drinking water of suitable quality for many countries are based on the standards of the World Health Organization (WHO, 1984, 1993.) guidelines for drinking water quality. Water quality standards for surface waters vary significantly due to different environmental conditions, ecosystems and intended human uses. ····· 10361133434
für 44.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray Climate change is becoming one of the major environmental issues in Nepal. Thisresearch report entitled Vulnerability Assessment of Indigenous People`s Livelihooddue to Climate Change in two VDCs of Kailali district endeavors to explore theperception of indigenous people about climate induced impacts and coping strategies toovercome those impacts. There is evidence that climate change is already affecting thebiodiversity and weakening the livelihood assets of poor, marginalized and indigenouscommunities. The research was based on the people`s perception about the climateinduced changes since last 30 years. PRA tools and techniques were used to explore theknowledge, impacts and adaptation strategies to cope with risks and shocks of climateinduced impacts which are useful to built resilience of the indigenous communities toovercome with the immediate bottlenecks observed in climatic effects on livelihood ofpeople. ····· 10361133430
für 71.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray The close proximity of wild animals to human settlements in the Gir forests has given rise to a number of management problems. The extensive agricultural lands around Gir are blessed with fertile black cotton soil on which the farmers grow a whole variety of crops including fruits. Wild herbivores, particularly wild boar, nilgai, chital, porcupine and to some extent chinkara and blackbuck as well, cause extensive damage to these crops. At the same time, lions and leopards have also been making frequent forays into the peripheral areas to predate on livestock. The cases of lion and leopard attacking people are also on the rise, a good percentage of which are fatal. ····· 10361133348
für 71.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray This book aims to evaluate Environmental flows and ecological status in Tungabhadra River. The study clearly indicated that the flow varied over the years. During the monsoon season it flowed at a moderate level, while it recorded nil flow through the lean months. The water utilization from the dam was high. Agricultural and industrial water demand has increased the stress on the water resources of the river basin. The immediate impact of flow regime change was observed in the vicinity of the river in the study area, where farmers observed that their consumption of inorganic fertilizers has increased and their fields were getting enriched by the silt. Several incidents had occurred in the basin due to less flow. The present study provides simple representation of complex of variables (physical, biological and chemical) that govern the overall quality of sur face water that are intended for potable use. The fisheries in Tungabhadra River support the livelihoods of a significant proportion of the population. In the river basin, upper catchment of the basin exhibited moderately good riparian vegetation, which gradually declined towards the downstream of Tungabhadra dam. ····· 10361133249
für 61.20€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray Solid waste management and its consequent impact on environment are very critical. A standard solid waste management should provide hygienic, efficient and economic collection, transportation and disposal of solid waste without polluting the environment. Jahangirnagar University is the only residential university of Bangladesh has a total approximate population of 20000 including about 9000 students. As there is no proper solid waste management system, the residents remained hostage to the refuse that they themselves produced regularly. Indiscriminate littering on roads, lanes, and by-lanes led to emissions of bad smells from decomposed wastes and also from drains clogged with wastes. As a result, the living environment of the area is deteriorated. The study has explored the present waste generation steam of the area and available waste management facilities both public and private as well as, a comparative effectiveness analysis has been done by using Public System Evaluation Model . And finally, the study come up with some recommended measures for both short and long term to enhance the present solid waste management scenario of the University area. ····· 10361133050
für 53.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray An ecological study on species composition, relative abundance and habitat association of small mammals and the impact of human interference on their abundance and diversity was carried out in Nechisar National Park during August, 2008 to April, 2009. A total of 25 species of small mammals were recorded from the study area. Out of this, 20 species were rodents of three families and five species were insectivores of two families.Among the trapped small mammals, M. natalensis and A. dembeensis were the most widely distributed, whereas O. typus, C. olivera and E. rufescens were the least widespread in distribution. The population and density of small mammals were high during the dry season and less during the wet season. M. natalensis and A. niloticus were tapped from areas near human settlements as a commensal. The diversity and abundance of small mammals were correlated with different human disturbances in the area. Grazing, fire and deforestation were intensive, affecting the diversity, abundance and distribution of small mammals in the area. ····· 10361132991
für 61.20€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray River Gomti runs across the major parts of Uttar Pradesh, various industries are pouring effluents directly into Gomti and domestic waste water are also discharged into this river. As Suheli River of Dudhwa National Park travelled through the forest, it was found almost to be pollution free. The extent of water pollution in both the rivers and the possible impacts of pollution on plant, Pistia stratiotes and fish, Wallago attu in both the regions were analysed and compared in pre monsoon, monsoon and post monsoon seasons. The physico chemical properties of water at different sites and morphological, physiological properties of Pistia stratiotes and haematological properties of Wallago attu were studied. The present research was aimed to study the ecosystem and trend of Suheli river in Dudhwa National Park and Gomti River of Lucknow city and conservation of precious ecosystem of Dudhwa National Park and Gomti river. The water quality of Gomti river was found to be more polluted as compared to that of Suheli river which was found to be good for the flora and fauna of the area. ····· 10361132951
für 71.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray Bumble bees are significant pollinators of many plants, and are particularly attracted to mass-flowering crops such as Oilseed Rape, which they cross-pollinate. The assessment of pollinator-mediated cross-pollination events could be important when considering containment strategies of genetically modified (GM) crops, such as GM varieties of Oilseed Rape, but requires a landscape-scale understanding of pollinator movements.In this book, a simulation approach to understanding landscape-scale bumble bee movements is presented. HARVEST is a computer simulation that uses Artificial Intelligence techniques and Agent Based Modelling to predict the landscape-scale foraging patterns of Bumble Bees. The details of the model are explained, and the model is validated at the small-patch scale to demonstrate its capabilities. The model is then used to make landscape-scale predictions of the potential impact of Bumble Bees in a landscape containing both GM and non-GM crops. Potential GM containment strategies are also reviewed. ····· 10361132883
für 53.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray Out of the sugar cane by-products in Iran, bagasse has been of particular interest, because of its application for the production of the heat and power required to run the sugar factory. The sugar industry requires both heat and power, so CHP is a good energy generation technology for these industries. The most important energy conversion technologies, which are usable in CHP and appropriate for bagasse, are anaerobic digestion, gasification, pyrolysis, and direct combustion, so that, determining the most suitable technologies for Iran with regard to existence experience and facilities can increase the efficiency of energy production from bagasse. This book, therefore, provides a clear comparison and analysis of different bagasse energy conversion technologies for choosing the suitable technology which can be jointed with CHP and consider the economic and environmental merits of an exemplar CHP. The importance of this study is to show that bagasse, as a part of a huge source of biomass, can serve as a good model for the implementation of similar projects in industrial, residential and commercial areas and even remote areas with no access to fossil sources. ····· 10361132863
für 44.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray The world has recognized, through the United Nations Convention on Biological Diversity (CBD), the serious environmental implications of the erosion of biodiversity on the future of the life of mankind in this planet. This Convention effectively started functioning in 1993. However it was opened for signature at The United Nations Convention on Environment and Development in Rio de Janeiro in Brazil in 1992. The CBD was inspired by the world community s growing commitment to sustainable development. It represents a dramatic step forward in the conservation of biological diversity, the sustainable use of its components, and the fair sharing of benefits from the use of genetic resources. Botanic Gardens play an important role in achieving the aims of the CBD, Botanic Garden s collections and application of their skills in areas such as taxonomy, botanical research, conservation, propagation and cultivation contribute significantly to the implementation of the CBD. Swaziland ratified to the CBD and this project looks at the development of the first University Botanic Garden in the country. ····· 10361132821
für 61.20€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray This book covers the ecological considerations of two country walks in the beautiful island of Malta, ranging from the natural uniqueness of its habitats and biodiversity, to the human impacts and requirements for improvement of these regions of national importance. The author delves deeply into the aspects that define these habitats, from the geographical attributes, to the specific flora and fuana that define Maltese habitats. Statistical data is also provided to satisfy the scientific scope of this in depth study and provide the reader with an objective analysis of these areas of ecological and touristic importance. Finally, recommendations are made on how to improve the ecological aspects of these walks and how better and more sustainable tourism could be carried out with the aim of accommodating both the economical demands of the region whilst maintaining high ecological standards that preserve the natural qualities of this ecosystem. ····· 10361132820
für 44.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray With population growth and economic development in the Himalayan regions, issues related to land degradation, biodiversity loss, declining soil fertility and agricultural productivity, and socio-economic imbalance are becoming critical environmental problems with implications on a local as well as global scale. Knowledge on the dynamics and patterns of institutions linked to natural resource management and land use practices are vital to answering questions related to long term sustainability of human-nature interactions and conservation of natural resources. The book is an attempt to look at the ecological, social and cultural interconnections underpinning natural resource management by traditional mountain societies of the central Himalayan Garhwal region. The results presented are significant for developing management policies for sustainable development of the region. ····· 10361132809
für 44.10€ kaufen ···· Rheinberg-Buch.de - Bücher, eBooks, DVD & Blu-ray Over the last few years, River rafting has developed into an industry on the banks of The Holy Ganges, at Uttarakhand, India giving a great boom to the tourism industry in this remote area. However, along with its growth none could envisage the growing socio-cultural and environmental problems associated with the development of this industry. Therefore, this book would give baseline knowledge about the present status of the industry and its impact on the local environment. A field survey in this regards was undertaken in this area, and qualitative analysis was done in terms of social structure, cultural variability, status of education, impact on bio-diversity, state of pollution and man wildlife conflicts. The analysis should help focus some light on the issues like social dynamics and environment protection a pathway for sustainability. This could specifically be of use to the students and budding researchers focussed to work on mountain environments accompanying social dynamics and sustainable development. ····· 10361132720· 1 · ::::: · 3 ·· 4 ·· 5 ·· 6 ·· 7 ·· 8 ·· 9 · ::::: · 30 ·
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