replenished. At present only a small proportion of the world ’s energy needs come from alternative and renewable energy sources. These exist in many forms including Solar Thermal‚ Photovoltaics‚ Wind‚ Hydro‚ Tidal/Wave and Bioenergy (including Biomass‚ Biogas and Biofuels). As with fossil fuels the sun ’s energy is the ultimate source of these energies. Non-renewable energy A non-renewable resource is made up of mostly dead animal skin. The skin then turns into a resource such as oil. Also considered
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UNIT 2: Natural Resources 2.1 INTRODUCTION 2.2 RENEWABLE AND NON-RENEWABLE RESOURCES 2.2.1 Natural resources and associated problems 2.2.2 Non-renewable resources 2.2.3 Renewable resources a. Forest Resources: Use and over-exploitation‚ deforestation‚ case studies. Timber extraction‚ mining‚ dams and their effects on forests and tribal people b. Water Resources: Use and over-utilisation of surface and ground water‚ floods‚ drought‚ conflicts over water‚ dams – benefits and problems. c. Mineral
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humus or humic acids‚ and as a natural pesticide for soil. In ecosystems‚ compost is useful for erosion control‚ land and stream reclamation‚ and wetland construction. Organic ingredients intended for composting can alternatively be used to generate biogas through anaerobic digestion Vermicomposting Vermicompostng‚ also known as worm composting‚ is the process of breaking down organic scraps by means of worms. Vermicomposting or vermiculture is derived from the Latin word “Vermis” means worms (not
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for two types of fuels (methanol and ethanol) unlike the professional report which showed results for many types of fuels including biogas‚ LPG‚ kerosene and wood. This might mean that the reports would not be able to be compared as easily making them less useful. The professional report would be more useful for general fuel efficiency as it is more detailed whereas mine would be more
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Essay: How to Solve Energy Crisis Outlines: a. Introduction b. Reasons c. Continuous Waste of Energy d. Ways to Solve Energy Crisis e. Conclusion The growth of human being has travelled a long journey. It was the greatest achievement of primitive man when he discovered fire with the help of a stone. With this human history moved very fast. Later on a number discoveries and inventions were made which changed human life completely. Energy is such a great invention which made
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Emerging Role of Women in Indian Society- Journey from Kitchen to Cosmos…. Introduction Women’s roles in India have been changing and women are now emerging from the past traditions into a new era of freedom and rights. The basic objective of this presentation is to examine the changing role of women in Indian society. There is a need to critically evaluate the reservation of women in India and also make a SWOT analysis of the position of women in India at present. “Representation”
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Electricity generation is the process of creating electricity from other forms of energy. The fundamental principles of electricity generation were discovered during the 1820s and early 1830s by the British scientist Michael Faraday. His basic method is still used today: electricity is generated by the movement of a loop of wire‚ or disc of copper between the poles of a magnet.[1] For electric utilities‚ it is the first process in the delivery of electricity to consumers. The other processes‚ electricity
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N09/4/PHYSI/SPM/ENG/TZ0/XX+ 88096504 Physics standard level PaPer 1 Monday 16 November 2009 (afternoon) 45 minutes INSTRUCTIONS TO CANDIDATES • Do not open this examination paper until instructed to do so. • Answer all the questions. • For each question‚ choose the answer you consider to be the best and indicate your choice on the answer sheet provided. 8809-6504 16 pages © International Baccalaureate Organization 2009 – 2 – 1. N09/4/PHYSI/SPM/ENG/TZ0/XX+ The
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Abstract This report studies sustainable management of natural resources in Nigeria. This it does with the aim to determine the extent to which the exploration of natural resources is managed in our country from 1960 till date. Also‚ given recommendations in which the resources can be managed. CHAPTER ONE 1.0 Introduction Nigeria is one of those countries in Africa that is fairly rich with natural resources. For example Crude Oil‚ Coal‚ Iron‚ forest‚ farming‚ Fishing and so on. It is believed
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lodgings; ducks deal with scraps from the fish market; and canines eat remaining meat from homes. The other natural waste is changed over into manure which can be utilized for cultivating and farming. Creature manure is utilized as a part of the seven biogas generation units‚ which give cooking gas inside of the premises‚ which is utilized by the specialists to set up their dinners. Likewise the creature that are bolstered are utilized for raising reason and for supplying meat to the neighborhood butchers
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