...Fossil Fuel vs. Renewable Energy: Which is More Environmentally Safe? Cassandra Bohaychyk ENG-122 Professor Welsh June 23, 2013 Fossil Fuel vs. Renewable Energy: Which is More Economical and Environmentally Safe? While both have vital uses in the U.S, oil energy and renewable energy are pitted against each other as the main focuses of resources in the U.S environmental policy because each has an effect on the environment. Renewable energy is constant and can be found all over the nation, but may be costly in different ways. Fossil fuels may be a natural resource but are a one-time use that could eventually become obsolete, and could also be costly. Demonstrating in this research is a plethora of information leading to the outcome of the U.S environmental policy, and whether fossil fuels or renewable resources are best for the environment. Fossil Fuels include coal, petroleum (oil), and natural gas are concentrated organic compounds created from remains of plants and animals that lived millions of years ago formed into biomass. The refining and consumption of these resources have a massive impact on the environment and will eventually be exhausted. According to the US Energy Information Administration (EIA), fossil fuels meet around 82% of U.S. energy demand. According to the Institute for Energy Research, oil is the “transportation fuel” that makes all modern modes of transportation possible and moves both people and goods around the world. Once the products of...
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...SC4730 Environmental Science Unit 1 Lab 1: Environmental Awareness 1) Please indicate your city, state, latitude, and longitude. City: Los Angeles State: California Latitude: +34.05420 Longitude: -118.24100 2) What are the pollen count, wind velocity, and wind direction for you area? How does this contribute to allergic reactions? Pollen Count: Elm, Grass, and Ragweed. Wind Velocity: 3 MPH Wind Direction: South East 3) What type of soil do you have in your city? What is your distance to the closest farm? What crops are produced there? What fertilizers are applied and when? Soil: Fill soil and alluvium soil. Distance to nearest farm: 45 Miles Crops: Cherries Fertilizer Type: Pharmasoil Fertilizer Application Schedule: Once a year. 4) What is the major biome and vegetation type in your area? Biome: Mediterranean Vegetation: Agoseris Grandiflora, Mountain Dandelion 5) What is the genus and species of two dominant plants and two dominant animals in your area (no pets)? Dominant Plant 1: Dominant Plant 2: Dominant Animal 1: Dominant Animal 2: 6) What was the total rainfall in your area last year? Rainfall in 2013: 0.03 inches 7) Are there any animals in your area on the threatened or endangered species list? Plants? List using the genus and species as well as common name and indicate if they are threatened or endangered. 8) Name two species of native plants (those that were not introduced into the area). Is their range restricted...
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...Energy Class 1 Energy —— the ability to do work Work —— when a farce acts on an object through a distance Farce —— push or a pull | |Distance |Force |Energy |Power | |USA units |Foot(ft) |Pounds(lbs) |kWh |hp | |Metric |Meter(m) |Newton(N)kg*m/s2 |Joules |J/s(watt) | *kWh —— kilowatt hour hp —— horsepower 33,000 ft*lbs/min = 745 J/s = 746 W —— 1 hp Power —— the rate at which works is ? Mechanical —— relates to the movement of an objects or its position is gravity Sound —— relates to the repetitive compression and rarefaction of molecules in a substance Chemical —— relates to energy stored in the bonds between atoms in a molecule Electrical —— relates to the movement or flow of electrons Light —— relates to on electric change or magnetic field that produce electromagnetic waves Heat —— relates to the motion of particles, atoms or molecules in a substance Nuclear —— relates to the potential energy stored in bonds between particles in the nucleus of an atom Conservation of energy Energy cannot be created or destroyed, if only changer forms Class 2 10 Sources of Energy |Renewable |Non Renewable ...
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...International Journal of Chemical Sciences and Applications ISSN 0976-2590. Vol 3, Issue 1, 2012, pp 232-240 http://www.bipublication.com SIMULATION OF BIOMASS GASIFICATION REACTOR FOR FUEL IN GAS TURBINE Ratnadip R Joshi1, B D Kulkarni2 1 Dept. of Petrochemical Engineering, MAEER's Maharashtra Institute of Technology, Paud Road, Pune. PIN 411038 Maharashtra, India. 2 Distinguished Scientist, National Chemical Laboratory, Pune, India. 1 Corresponding author: Email: ratnadip.joshi@mitpune.edu.in, Tel: +91-9423332754; ABSTRACT Energy produced from biofuels or there conversion products represent an important part among today’s energy sources. As biofuels are renewable, abundant and has domestic usage, the sources of biofuels can help the world reduce its dependence on petroleum products and natural gas. Biofuels can be converted into liquid, solid and gaseous fuels with the help of some physical, chemical and biological conversion processes. The conversion of biofuel material has a precise objective to transform a carbonaceous solid material, which is originally difficult to handle, bulky and of low energy concentration, into fuels having physico-chemical characteristics that permit economic storage and transferability through pumping systems. The use of biofuel products provides substantial benefits as far as the environment is concerned. A simulation study has been carried out to arrive at the power output under limiting conditions as well as perform...
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...1 UNIT 1 Living Things and Their Environment DRAFT April 29, 2014 Photo Credit: http://www.flyingfourchette.com/2013/05/25/around-ubud/ 2 UNIT 1: Living Things and Their Environment Introduction At this point, students have already learned in Grade 8 how the body breaks down food into forms that can be absorbed through the digestive system and then transported to each cell, which was on the other hand discussed in Grade 7 to be the basic unit of life. The learners have also discovered that cells divide to produce new cells by mitosis and meiosis. They have understood that meiosis is an early step in sexual reproduction that leads to variation. Students have been introduced to genetics to be able to appreciate evolutionary differences among species. Learners have also found out that biodiversity is the collective variety of species living in an ecosystem, and by studying the ecosystem; they have come across the various cycling of materials and energy transformation. DRAFT April 29, 2014 All modules in Grade 9 Unit 1-Living Things and Their Environment present student-centered activities that will allow the learners to discover and develop concepts that they may consider useful to their everyday life. At the end of each lesson, key concepts are provided for the students to grasp ideas and information that they will remember even after they have left school. Instructional activities are designed to build up the students’ knowledge, understanding, skills, and ability to transfer...
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...Photovoltaic Power Systems Compiled by Tracy Dahl Overview Photovoltaic (PV) technology converts one form of energy (sunlight) into another form of energy (electricity) using no moving parts, consuming no conventional fossil fuels, creating no pollution, and lasting for decades with very little maintenance. The use of a widely available and reasonably reliable fuel source—the sun—with no associated storage or transportation difficulties and no emissions makes this technology eminently practicable for powering remote scientific research platforms. Indeed, numerous examples of successfully deployed systems are already available. The completely scaleable nature of the technology also lends itself well to varying power requirements–from the smallest autonomous research platforms to infrastructure-based systems. This technology can be limited, however, by annual fluctuations in solar insolation, especially at extreme latitudes. Based on semiconductor technology, solar cells operate on the principle that electricity will flow between two semiconductors when they are put into contact with each other and exposed to light (photons). This phenomenon, known as the photovoltaic effect, was first discovered by Edmund Becquerel in 1839. Actual development of PV technology began in the 1950s and gained greater impetus through the NASA space program during the 1960s. Research continues today at national laboratories and within private industry, focusing on increasing conversion efficiencies...
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...Purpose To study the credibility of the to build a luxury resort on the islands, taking into consideration the impacts on tourism as well as the trends, issues and challenges that the hospitality and tourism industry may face. We are also required to come up with a proposal ensuring that responsible tourism are being practiced so that the island can continue to attract tourists through the year. 1.1 Background Information Perhentian Island, known also as ‘Stopover Island’, is one of the two gems located in the East Coast of Malaysia. Perhentian when translated in English means, post. It is clustered off Terengganu which is located further at the Northern of Terengganu which borders the neighbouring state of Kelantan. Perhentian Island’s accessible point is through Kuala Besut. It is a small Terengganu fishing village filled with Kelantanese culture and heritage. The name Perhentian Island itself is known to have originated from fishermen who would find cover by stopping at the island, especially in times of emergency like during a thunderstorm and bad weather. Furthermore, it is also due to the role it plays as a post for traders and fishermen back in those days. Currently, the island’s only permanent inhabitants are living in a small fishing village. The island provides innovative tours with a variety of activities with nature trekking showcasing also their culture and heritage experience. The island has no structures taller than a two storey building with an exception...
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...Experience with Promotion of Renewable Energy: Successes and Lessons Learned Parliamentarian Forum on Energy Legislation and Sustainable Development Cape Town, South Africa 5-7 October, 2005 Richard L. Ottinger[?] Abstract: Renewable energy is becoming economic in all markets as its rapid growth results in more competitive prices. It is particularly appropriate and increasingly being adopted for providing electric power services to rural areas in developing countries unlikely to be served by grid electricity. Policies needed to implement renewable energy systems in rural areas are discussed in this paper. Most prominent are removal of subsidies to traditional energy primarily benefiting the wealthiest; involving the local populace in decision making; educating financial institutions about the economics of investing in renewable energy systems and creating investment vehicles appropriate to financing them in poor localities; training personnel on management, maintenance and drafting contracts; requiring vendor provision of maintenance and parts; and effective regulation and oversight of system management and financing. I. Introduction The recent sharp increases in the prices of oil, natural gas, uranium and coal underline the importance for all countries to focus on development of alternative energy resources. For developing countries, these price increases can have ruinous economic consequences; for many countries already plagued by poverty this means...
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...NATIONAL INSTITUTE OF TECHNOLOGY SILCHAR Bachelor of Technology Programmes amï´>r¶ JH$s g§ñWmZ, m¡Úmo{ à VO o pñ Vw dZ m dY r V ‘ ñ Syllabi and Regulations for Undergraduate PROGRAMME OF STUDY (wef 2012 entry batch) Ma {gb Course Structure for B.Tech (4years, 8 Semester Course) Civil Engineering ( to be applicable from 2012 entry batch onwards) Course No CH-1101 /PH-1101 EE-1101 MA-1101 CE-1101 HS-1101 CH-1111 /PH-1111 ME-1111 Course Name Semester-1 Chemistry/Physics Basic Electrical Engineering Mathematics-I Engineering Graphics Communication Skills Chemistry/Physics Laboratory Workshop Physical Training-I NCC/NSO/NSS L 3 3 3 1 3 0 0 0 0 13 T 1 0 1 0 0 0 0 0 0 2 1 1 1 1 0 0 0 0 4 1 1 0 0 0 0 0 0 2 0 0 0 0 P 0 0 0 3 0 2 3 2 2 8 0 0 0 0 0 2 2 2 2 0 0 0 0 0 2 2 2 6 0 0 8 2 C 8 6 8 5 6 2 3 0 0 38 8 8 8 8 6 2 0 0 40 8 8 6 6 6 2 2 2 40 6 6 8 2 Course No EC-1101 CS-1101 MA-1102 ME-1101 PH-1101/ CH-1101 CS-1111 EE-1111 PH-1111/ CH-1111 Course Name Semester-2 Basic Electronics Introduction to Computing Mathematics-II Engineering Mechanics Physics/Chemistry Computing Laboratory Electrical Science Laboratory Physics/Chemistry Laboratory Physical Training –II NCC/NSO/NSS Semester-4 Structural Analysis-I Hydraulics Environmental Engg-I Structural Design-I Managerial Economics Engg. Geology Laboratory Hydraulics Laboratory Physical Training-IV NCC/NSO/NSS Semester-6 Structural Design-II Structural Analysis-III Foundation Engineering Transportation Engineering-II Hydrology &Flood...
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...*Physics Prelims (1-7).qxd 12/11/08 1:00 PM Page 1 SCIENCE VISUAL RESOURCES PHYSICS An Illustrated Guide to Science The Diagram Group *Physics Prelims (1-7).qxd 12/11/08 1:00 PM Page 2 Physics: An Illustrated Guide to Science Copyright © 2006 The Diagram Group Author: Derek McMonagle BSc PhD CSci CChem FRSC Editors: Catherine Gaunt, Jamie Stokes Design: Anthony Atherton, Richard Hummerstone, Lee Lawrence, Tim Noel-Johnson, Phil Richardson Illustration: Peter Wilkinson Picture research: Neil McKenna Indexer: Martin Hargreaves All rights reserved. No part of this book may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying, recording, or by any information storage or retrieval systems, without permission in writing from the publisher. For information contact: Chelsea House An imprint of Infobase Publishing 132 West 31st Street New York NY 10001 For Library of Congress Cataloging-in-Publication Data, please contact the Publisher ISBN 0-8160-6167-X Chelsea House books are available at special discounts when purchased in bulk quantities for businesses, associations, institutions, or sales promotions. Please call our Special Sales Department in New York at 212/967-8800 or 800/322-8755. You can find Chelsea House on the World Wide Web at http://www.chelseahouse.com Printed in China CP Diagram 10 9 8 7 6 5 4 3 2 This book is printed on acid-free paper. *Physics Prelims (1-7).qxd 12/11/08 1:00 PM Page...
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...1 1. INTRODUCTION 1.1 PROBLEM STATEMENT The purpose of this project is to identify the effect that surface modifications have on the urban heat island phenomenon and related ozone problem in the metropolitan area of Chicago, IL. The basic hypothesis is that urban, summertime temperatures can be significantly lowered by increasing the vegetative landscape cover and enhancing the solar reflectivity of paved and roofed surfaces within an urban area. It is proposed that in addition to a decrease in temperature, the modification of an urban surface to include more vegetative cover and lighter, lower albedo surfaces will also reduce energy consumption, ozone exceedances, and detrimental environmental and human health effects associated with high levels of ozone. The analysis is divided into three main parts. The first section of this report introduces the causes of ground level ozone and its effects in urban areas. It explains both the chemistry and transport associated with ozone exceedances. The second section is a compilation of the most viable mitigation strategies of urban heat islands: increasing vegetative cover and increasing proportions of light to dark surfaces. The effects, implementation strategies, and specific strengths and weaknesses associated with each approach are described, including a comparison of asphalt and concrete pavements systems using a life cycle analysis approach. The final section provides a case study of the Chicago area. This study entailed an examination...
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...McKinsey Global Institute May 2013 Disruptive technologies: Advances that will transform life, business, and the global economy The McKinsey Global Institute The McKinsey Global Institute (MGI), the business and economics research arm of McKinsey & Company, was established in 1990 to develop a deeper understanding of the evolving global economy. Our goal is to provide leaders in the commercial, public, and social sectors with the facts and insights on which to base management and policy decisions. MGI research combines the disciplines of economics and management, employing the analytical tools of economics with the insights of business leaders. Our “micro-to-macro” methodology examines microeconomic industry trends to better understand the broad macroeconomic forces affecting business strategy and public policy. MGI’s in-depth reports have covered more than 20 countries and 30 industries. Current research focuses on four themes: productivity and growth, the evolution of global financial markets, the economic impact of technology and innovation, and urbanization. Recent reports have assessed job creation, resource productivity, cities of the future, and the impact of the Internet. MGI is led by McKinsey & Company directors Richard Dobbs and James Manyika. Yougang Chen, Michael Chui, Susan Lund, and Jaana Remes serve as MGI principals. Project teams are led by a group of senior fellows and include consultants from McKinsey’s offices around the world. These teams draw...
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...Chapter 01 1.1 Introduction: A storage device may be used to store energy from renewable energy source in DC form which can be converted to AC power by using power inverter. Pulse Width Modulated (PWM) technique may be used to control output rms voltage of the inverter. As the load is variable, the power consumed by the load (PL) may be smaller than the power generated from the renewable energy source (PR). Therefore a Flexible AC Transmission System (FACTS) Controller may be used to supply the additional power (PR – PL) from the renewable energy source to the grid. On the other hand if the power consumed by the load (PL) is greater than the power generated from the renewable energy source (PR) therefore the same FACTS controller may be used to absorb the additional power (PR – PL) from the grid to the load. In this case the FACTS controller must allow bi-directional power flow. If all the active houses are connected to the grid in the same way (proposed way), the active houses that generate more power than the load can be supplied to the active houses that generate less power than the load. Therefore a suitable FACTS controller should be designed in such a way that it can control the power flow in both directions. The idea is illustrated in the following figure. 1.2 Objectives: • Study on different FACTS controllers • Study on different renewable energy sources • Study on different...
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...GSK Corporate Responsibility Report 2013 62 Taking a scientific approach to sustainability The sourcing of raw materials and the complex, energyintensive chemical processes involved in transforming them into our products accounts for around half of our value chain carbon footprint. Over the last five years, we have been using innovative technology to reduce environmental impacts associated with manufacturing active pharmaceutical ingredients – the substances in our drugs that treat or prevent illness. Following trials in Jurong, Singapore, teams at the eight facilities where we produce active ingredients are implementing holistic improvement plans which are bringing significant environmental benefits and cost reductions. Infrastructure investments included installing a biogas plant at Irvine, UK, a combined heat and power facility in Worthing, UK, and a photo oxidation system for waste treatment in Singapore. Our site in Cork, Ireland, where we are now bio-treating waste and recovering the energy produced, achieved zero waste to landfill for the third year running in 2013, and has cut water use by 57% and carbon emissions by 41% since 2008. in the world). This innovative process will significantly cut our carbon emissions by reducing cooling requirements, as well as producing less organic waste. Many of the improvements we are making take time to We are also making changes implement. But across all to the chemical processes ...
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...SCOPE OF COMPETITION IN RENEWABLE ENERGY SECTOR IN INDIA ___________________________ INTERNSHIP PROJECT REPORT SUBMITTED BY: PRIYANKA VARMA BANARAS HINDU UNIVERSITY VARANASI UNDER THE GUIDANCE OF: MR. VIJAY KUMAR SINGH DEPUTY DIRECTOR (LAW) ____________________________ COMPETITION COMMISSION OF INDIA NEW DELHI JANUARY 2012 i DISCLAIMER This project report has been prepared by the author as an intern under the Internship Programme of the Competition Commission of India for a period of one month from January 2, 2012 to January 30, 2012. This report is for academic purposes only. The views expressed in the report are personal to the intern and do not reflect the views of the Commission or any of its staff or personnel and do not bind the Commission in any manner. This report is the intellectual property of the Competition Commission of India and the same or any part thereof may not be used in any manner whatsoever, without express permission of the Competition Commission of India in writing. Priyanka Varma M.A. (Final) Economics Banaras Hindu University ii ACKNOWLEDGEMENT My sincere thanks and regards to Mr. Vijay Kumar Singh, Deputy Director (Law), Competition Commission of India, Government of India, for giving me the opportunity to work on this sector and for guiding me every step of the way. I would also like to acknowledge the Library and Support Staff of CCI for their unconditional help and cooperation during the entire duration of my internship...
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