1.History of ecology .Ecology as a science. Sub-disciplines of ecology. Economics and Ecology. Ecology appeared as a distinct field of science in the second part of the nineteenth century from a diversity of different areas‚ such as geography‚ plant physiology‚ taxonomy‚ and the theory of evolution. In 1893 two significant events happened. First‚ the book “Flower Ecology” by L.H. Pammel‚ was published. Secondly‚ the Madison Botanical Congress adopted the term "ecology" as denoting a new branch of
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These will include good will‚ patent rights and copyrights. Land is not normally amortized because its useful life is assumed to be indefinitely long. Depreciation is process of converting the original cost of plant and equipment assets to expense. Depletion on the other hand is the process of converting the cost of the natural resource assets to expense. If the intangible assets are converted to expense‚ it is called amortization. With plant and equipment‚ betterments or repairs and maintenance can
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ENERGY CRISIS AND ITS S.T.JOSEPH’S CONVENT H.SCHOOL MEHIDPUR Name -Piyush Porwal CLASS -IX[9TH] SUBJECT-ENERGY CRISIS AND ITS SOLUTIONS POWERPOINT PRESENTATION SUBMITTED TO HIRENDRA SIR PREPARED BY PIYUSH PORWAL CONTENTS 1.WHAT IS ENERGY CRISIS? 2.PROBLEMS OF ENERGY CRISIS. 3.IMPACT OF ENERGY CRISIS. 4.SOLUTION OF ENERGY CRISIS. 5.CAUSES. 6.SOCIAL AND ECONOMIC EFFECTS. 7.CRISIS MANAGEMENT. 8.SURVEYS 9.EMEREGING OIL SHORTAGE 10.MITIGATION EFFORTS 11.HOW TO AVOID SERIOUS ENERGY CRISIS 12.CONCLUSION
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Yosemite and Sequoia national parks; Yellowstone (1872) and Sequoia (1890) were established because of his efforts; in 1872‚ he founded the Sierra Club. II. Conservation in the Twentieth Century -First Wave (1901-1909) -concerned with the severe depletion of timber and the growing apprehension that resources were being grossly mismanaged‚ Theodore Roosevelt established a 50 member National Conservation Commission. -Gifford Pinchot-profoundly influenced the way forests are now managed; he later became
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The change in technology that has taken and continues to take place over time is mind-boggling. 20 years ago the thought of a computer being a necessity would be preposterous but now the thought of not having one is. The advances in technology began with needs for survival but last I heard an iPod is not necessary for daily survival. Is technology moving to fast for us to keep up though? Technology is a problem because we cannot do without it‚ and our use of it clearly makes us both better
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that the reality of climate change and human factor in this process. They agree that the causes of climate change is due to the increasing amount of carbon dioxide and greenhouse gases in our atmosphere and this is due to fossil fuels such as oil and coal. Other human activities also such as in agriculture and deforestation due to increasing population and 6 and industrialization all of these contribute to the proliferation of greenhouse gases that cause climate change. Then the effects of all of it
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Delta share commonalities in their environmental issues such as a dwindling timber supply and soil depletion. In response to their nations ecological disadvantages and dominant needs‚ China focused on its citizens through internal technologies whereas Europe began to explore other lands. Europe was able to discover America and began to extract its resources. Additionally‚ England’s discovery of coal help to fuel the industrialization and a capital intensive focus. In contrast‚ East Asia chose a labor
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The history of technology has evolved so radically over the past decades that our culture has also changed dramatically and become a representation of our identity. Evidently‚ tools such as cell phones‚ laptops‚ iPads‚ and other mobile devices have effectively integrated itself into our lives and defined us as a civilization with modern technologies. Although the impact of technology have changed our working system and increased our productivity‚ we become ignorant of how harmful it can also do to
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Title of the chapter 23 2 The legal and regulatory framework for environmental protection in India Introduction Over the years‚ together with a spreading of environmental consciousness‚ there has been a change in the traditionally-held perception that there is a trade-off between environmental quality and economic growth as people have come to believe that the two are necessarily complementary. The current focus on environment is not new—environmental considerations have been an integral
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consumption > Rate of food production – Shortage of food for human Pollution problem The increased population and industrialization have produced wastes much faster than the environment can absorb or recycle. Depletion of natural resources 1. Exhaustion of non-renewable resources: coal‚ oil‚ minerals 2. Overexploitation of renewable resources: fishery‚ forestry Destruction of natural environment Agriculture and urban development need clearance of lands – Destruction of scenery – Removal of
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