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Ice Age Extinctions Of The Megafauna
1,675 wordsICE AGE EXTINCTIONS OF THE MEGAFAUNA During the last Ice Age before humans arrived, the North American continent belonged to various forms of enormous, fantastic creatures. By the end of the Ice Age, most of these large animals had become extinct. Numerous attempts have been made to explain the disappearance of these animals, but there has yet to be a consensus. Among the theories that have been debated, two are predominant. They are the climatic change theory, and the overkill theory. The clima...
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Directly Or Indirectly Carbon Dioxide
1,155 wordsAn ecosystem is the complex of living organisms, their physical environment, and all their interrelationships in a particular unit of space. The principles underlying the study of ecosystems are based on the view that all the elements of a life-supporting environment of any size, whether natural or man-made, are parts of an integral network in which each element interacts directly or indirectly with all others and affects the function of the whole. All ecosystems are contained within the largest...
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Food Chain Field Trip
718 wordsThe field trip to Elk Island Park taken by both biology twenty classes was an interesting and fun day. We learnt about many different types of plant and animal life in different ecosystems and how they contribute to their ecosystem. The two main ecosystems we looked at in detail were the marsh and the bog. We look at and recorded facts about the abiotic and biotic factors in the area to better understand the importance of these ecosystems. The first thing we learnt about was some of the biotic a...
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Species Diversity Taiga Soil
441 wordsThe taiga is the largest land biome on earth, it covers some of Canada, Alaska, Europe, Asia, and most of Russia. The word "taiga" is Russian for the forest, but the word is used in the U. S. as well as Canada and some parts of Europe. The winters are cold, and the summers are wet and sometimes warm. The purpose of this paper is to describe the soil in the taiga. First of all, the soil is nutrient poor, thin, and acidicPodzolization occurs as a result of the acid soil solution produced under nee...
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Consequential Ist Ethical Theory
1,486 wordsFlood Plain Ethics: The Conflicts Between Utilitarianism Flood Plain Ethics: The Conflicts Between Utilitarianism And Aldo Leopold S Land Ethics This paper will discuss the conflicts between the utilitarian ethical theory and the ethical theory put forth by Aldo Leopold known as The Land Ethic. The question chosen to express the philosophical differences central in the two theories is, what should we do with flood plain land use? The land use issue in general requires careful consideration. The ...
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Amount Of Water Wide Range
1,310 wordsINTRODUCTION Deciduous Forests Deciduous Forests INTRODUCTION A deciduous forest, simply described is a forest that is leafless during the winter. Eur species make up this type of forest, meaning that the species can tolerate a wide range of conditions. In the extreme northern latitudes, the growing season is short causing the trees to be leafless the majority of the year. The deciduous forest is subjected to distinct weather cycles and temperature shifts. In this area of the northeast we experi...
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