Biodiversity and well-functioning ecosystems provide natural solutions that foster resilience, th... more Biodiversity and well-functioning ecosystems provide natural solutions that foster resilience, thereby assisting society in adapting to the negative effects of climate change. Through conducting a thorough review on maintaining and restoring native ecosystems, agrobiodiversity, landscape connectivity, and protected areas, this project aims to achieve its objective. Biodiversity is the variety of all living organisms on the planet. To examine the role of biodiversity in climate change adaptation, 55 distinct sources, including 50 peer-reviewed publications and 5 books, were utilized. The current analysis identifies sustainable management of biodiversity as an essential climate change adaptation strategy because species and genetically diverse ecosystems have a greater capacity to adjust to climate change. Furthermore, such measures boost the climate change resilience of ecosystems. So that they can continue to provide ecosystem services, hence facilitating the supply of alternate mea...
Human-wildlife conflict (HWC) occurs in various forms throughout the world, with a greater influe... more Human-wildlife conflict (HWC) occurs in various forms throughout the world, with a greater influence in developing countries. This is due to fast increasing human populations and increased subsistence agriculture, which reduces wildlife habitat and increases human-wildlife interactions. Wild animals fight for resources with humans in the Arjo Dhidhesa Sugar Factory in Western Ethiopia, and they are in conflict with each other. As a result, this research was carried out to determine the reasons of HWC, as well as the mammals responsible for them. From August 2017 to March 2018, researchers utilized questioner and interview approaches to examine community perceptions toward wildlife and overall cthe result showed that a total of 99.034 sugarcane stalk damage events were registered in all three sample sites both during the dry and wet seasons. Wildlife consumed 46,468 sugarcane stalks during the rainy season, while 52,566 stalks were consumed during the dry season, with the documented ...
2014 Proceedings of the Sixteenth Workshop on Algorithm Engineering and Experiments (ALENEX), 2013
We present the first I/O-and practically-efficient algorithm for simplifying a planar subdivision... more We present the first I/O-and practically-efficient algorithm for simplifying a planar subdivision, such that no point is moved more than a given distance ε xy and such that neighbor relations between faces (homotopy) are preserved. Under some practically realistic assumptions, our algorithm uses O(SORT(N)) I/Os, where N is the size of the decomposition and SORT(N) is the number of I/Os need to sort in the standard externalmemory model of computation. Previously, such an algorithm was only known for the special case of contour map simplification. Our algorithm is simple enough to be of practical interest. In fact, although more general, it is significantly simpler than the previous contour map simplification algorithm. We have implemented our algorithm and present results of experimenting with it on massive reallife data. The experiments confirm that the algorithm is efficient in practice. For example, for the contour map simplification problem it is significantly faster than the previous algorithm, while obtaining approximately the same simplification factor.
Biodiversity is constantly changing over different scales due to the turnover of biological units... more Biodiversity is constantly changing over different scales due to the turnover of biological units across all spatial and temporal scales. The objective of this term paper is through undertaking a systematic review to demonstrate the distribution of biodiversity at different spatial and temporal scales on species component of biological diversity of better-known plant, animal species, microorganism and ecosystem diversity and factors affecting the distribution of biodiversity. Biodiversity is best defined by patterns we see in the world around us and these patterns are the raw material for understanding biological diversity. The distribution of biodiversity is not uniform throughout the world but shows a rather uneven distribution. So that, species diversity decreases as we move away from the equator towards the poles. These indicate that, in the tropical region, unlike temperate ones, there is more solar energy, water availability, and a relatively more constant and predictable envi...
Ecosystem health and the accomplishment of the Sustainable Development Goals require biodiversity... more Ecosystem health and the accomplishment of the Sustainable Development Goals require biodiversity. However, the causes of biodiversity loss, as well as regional differences in their repercussions, remain poorly understood. We focused on the regional and temporal aspects that influence biodiversity distribution. Though transportable data is rarely convenient for providing accurate images of the proportions and distribution of all components of various ecosystems, there are certain patterns and strategies that call producers will employ to obtain useful assumptions of both terrestrial and marine ecosystems. The purpose of this term paper is to conduct systematic reviews to reflect the biodiversity distribution of different spatial and temporal dimensions in the biodiversity of plant species, animal species, microorganisms, and ecosystem diversity and the factors affecting biodiversity. Biodiversity is best defined by the patterns of the world around us, and these patterns are the sour...
Biodiversity and well-functioning ecosystems provide natural solutions that foster resilience, th... more Biodiversity and well-functioning ecosystems provide natural solutions that foster resilience, thereby assisting society in adapting to the negative effects of climate change. Through conducting a thorough review on maintaining and restoring native ecosystems, agrobiodiversity, landscape connectivity, and protected areas, this project aims to achieve its objective. Biodiversity is the variety of all living organisms on the planet. To examine the role of biodiversity in climate change adaptation, 55 distinct sources, including 50 peer-reviewed publications and 5 books, were utilized. The current analysis identifies sustainable management of biodiversity as an essential climate change adaptation strategy because species and genetically diverse ecosystems have a greater capacity to adjust to climate change. Furthermore, such measures boost the climate change resilience of ecosystems. So that they can continue to provide ecosystem services, hence facilitating the supply of alternate mea...
Human-wildlife conflict (HWC) occurs in various forms throughout the world, with a greater influe... more Human-wildlife conflict (HWC) occurs in various forms throughout the world, with a greater influence in developing countries. This is due to fast increasing human populations and increased subsistence agriculture, which reduces wildlife habitat and increases human-wildlife interactions. Wild animals fight for resources with humans in the Arjo Dhidhesa Sugar Factory in Western Ethiopia, and they are in conflict with each other. As a result, this research was carried out to determine the reasons of HWC, as well as the mammals responsible for them. From August 2017 to March 2018, researchers utilized questioner and interview approaches to examine community perceptions toward wildlife and overall cthe result showed that a total of 99.034 sugarcane stalk damage events were registered in all three sample sites both during the dry and wet seasons. Wildlife consumed 46,468 sugarcane stalks during the rainy season, while 52,566 stalks were consumed during the dry season, with the documented ...
2014 Proceedings of the Sixteenth Workshop on Algorithm Engineering and Experiments (ALENEX), 2013
We present the first I/O-and practically-efficient algorithm for simplifying a planar subdivision... more We present the first I/O-and practically-efficient algorithm for simplifying a planar subdivision, such that no point is moved more than a given distance ε xy and such that neighbor relations between faces (homotopy) are preserved. Under some practically realistic assumptions, our algorithm uses O(SORT(N)) I/Os, where N is the size of the decomposition and SORT(N) is the number of I/Os need to sort in the standard externalmemory model of computation. Previously, such an algorithm was only known for the special case of contour map simplification. Our algorithm is simple enough to be of practical interest. In fact, although more general, it is significantly simpler than the previous contour map simplification algorithm. We have implemented our algorithm and present results of experimenting with it on massive reallife data. The experiments confirm that the algorithm is efficient in practice. For example, for the contour map simplification problem it is significantly faster than the previous algorithm, while obtaining approximately the same simplification factor.
Biodiversity is constantly changing over different scales due to the turnover of biological units... more Biodiversity is constantly changing over different scales due to the turnover of biological units across all spatial and temporal scales. The objective of this term paper is through undertaking a systematic review to demonstrate the distribution of biodiversity at different spatial and temporal scales on species component of biological diversity of better-known plant, animal species, microorganism and ecosystem diversity and factors affecting the distribution of biodiversity. Biodiversity is best defined by patterns we see in the world around us and these patterns are the raw material for understanding biological diversity. The distribution of biodiversity is not uniform throughout the world but shows a rather uneven distribution. So that, species diversity decreases as we move away from the equator towards the poles. These indicate that, in the tropical region, unlike temperate ones, there is more solar energy, water availability, and a relatively more constant and predictable envi...
Ecosystem health and the accomplishment of the Sustainable Development Goals require biodiversity... more Ecosystem health and the accomplishment of the Sustainable Development Goals require biodiversity. However, the causes of biodiversity loss, as well as regional differences in their repercussions, remain poorly understood. We focused on the regional and temporal aspects that influence biodiversity distribution. Though transportable data is rarely convenient for providing accurate images of the proportions and distribution of all components of various ecosystems, there are certain patterns and strategies that call producers will employ to obtain useful assumptions of both terrestrial and marine ecosystems. The purpose of this term paper is to conduct systematic reviews to reflect the biodiversity distribution of different spatial and temporal dimensions in the biodiversity of plant species, animal species, microorganisms, and ecosystem diversity and the factors affecting biodiversity. Biodiversity is best defined by the patterns of the world around us, and these patterns are the sour...
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Papers by Girma Gizachew