Natural dyes are dyes or colorants derived from plants‚ invertebrates‚a or minerals. The majority of natural dyes are vegetable dyes from plant sources – roots‚ berries‚ bark‚ leaves‚ and wood — and other organic sources such as fungi and lichens. Archaeologists have found evidence of textile dyeing dating back to the Neolithic period. In China‚ dyeing with plants‚ barks and insects has been traced back more than 5‚000 years.[1] The essential process of dyeing changed little over time. Typically
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There is a difference between natural hazardsand natural disasters. A hazard is an event orobject that is a potential source of harm to a community. A disaster occurs as the result of ahazardous event that dramatically affects a community. There are six broad types of hazards:1. Atmospheric Ð for example‚ cyclones‚ hailstorms‚blizzards or bushfires2. Hydrological Ð for example‚ flooding‚ waveaction or glaciers3. Geological Ð for example‚ earthquakes orvolcanoes4. Biological Ð for example‚ disease
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Natural resources occur naturally within environments that exist relatively undisturbed by mankind‚ in a natural form. A natural resource is often characterized by amounts of biodiversity and geodiversity existent in various ecosystems. Natural resources are derived from the environment. Many of them are essential for our survival while others are used for satisfying our wants. Natural resources may be further classified in different ways. Methods of Conservation The challenge of conservation
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Assignment) 8/1/12 The Human‚ the Orchid‚ and the Octopus: Exploring and Conserving Our Natural World This summer I chose to read The Human‚ the Orchid‚ and the Octopus: Exploring and Conserving Our Natural World by Jacques Cousteau and Susan Schiefelbein. The book is a passionate collection of stories of adventure as well as a warning to people about the dangers the human race poses towards ocean life. Cousteau was able to make a book like this because his career involved being both an explorer and
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NATURAL VEGETATION Natural vegetation refers to a plant community which has grown naturally without human aid and has been left undisturbed by humans for a long time. This is termed as virgin vegetation. Thus‚ cultivated crops and fruits‚ orchards form part of vegetation but not natural vegetation. Virgin vegetation -The virgin vegetation‚ which are purely Indian are known as endemic or indigenous species but those which have come from outside India are termed as exotic plants. Flora- The term
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Q. Explain the theory of Natural Law Natural Law is unchangeable principles that are the basis of human activity. These principles are universally applicable as they are an absolute truth. In order to explain the theory of Natural Law‚ we will look at all the different aspects such as Aristotle’s and Aquinas’s theory of Natural Law. Natural Law was founded by the Ancient Greeks such as Aristotle and Aquinas. Aristotle first discovered Natural Law as he was anti-form and believed in potentiality
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Some people believe that the earth is being harmed by human activity. Others feel that human activity makes the earth a better place to live in. What is your opinion ? First‚ human activity causes many kinds of animals and plants to disaster. Today many species of living beings died or near died out. We only can see some animals in the zoo because in nature they have disappeared. Human beings have been using their brains and machines to remake nature for many thousands of years. We use
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DEFINITION OF NATURAL LAW Natural law is a law or body of laws that derives from nature and is believed to be binding upon human actions apart from or in conjunction with laws established by human authority. John M. Finnis defines natural law as “a set of principles of practical reasonableness in ordering human life and human community”. Finnis states that natural law consists of two sets of principles. These consist of certain basic values and requirement of practical reasonableness. It
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There is certain order in the world. The planets move in their orbit around the sun. The disasters which occur naturally are known as natural disasters. There are infinite natural disasters. Some of them are landslides‚ floods and volcanic eruptions. By taking the example of planets orbiting around the sun‚ the question rises that how do these devastating disasters occur? Floods occur in those areas which are closer to seas. Due to heavy rain‚ the sea water increases and spills out over the area
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Natural Justice - Rule Of Fair Hearing INTRODUCTION. In India‚ there is no particular statute‚ laying down the minimum standard‚ which the administrative bodies must follow while exercising their decision making powers. There is‚ therefore‚ a bewildering variety of administrative procedure. In some cases‚ the administrative procedure is controlled by the statute under which they exercise their powers1. But in some cases‚ the administrative agencies are left free to device their own procedure2. But
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