Pappis department of industrial management and technology, university of piraeus, 80 karaoli and dimitriou street, 18534 piraeus, hellas, greece. What are the advantages and disadvantages of biofuels in. Biofuels advantages and trade barriers prepared by. Advantages and disadvantages of biofuels flashcards quizlet. Biofuels are fuels which are derived from biomass, they can be in solid, liquid and gaseous form. But those fertilizers can have harmful effects on the surrounding environment, and expanded biofuel production could mean a. More detailed information is available in the applications section, which offers information specific to each industry. That means the advantages and disadvantages of algae biodiesel must look toward the future instead of what we can accomplish with it today. Biomass can be used directly for heating or power or it can be processed to get the maximum benefit from it. All of these plants grow better when given fertilizer.
Nan shi doris chen yu hui becky li songxu daniel wu. The pros and cons of biofuels environmental sciences essay. Although further research is required to make more efficient and applicable on a wide scale, they have already created a niche for themselves in the renewable energy sector. Environmental advantages of biofuels the main environmental advantage of biofuels stems from the fact that they are carbonneutral. The oxygenates cause all sorts of problems hydrogen consum. Advantages and disadvantages of biodiesel fuel conserve. Biofuels do have some faults there are some faults that have been brought to light about biofuels on the environmental side of things, even thought they help the environment. Global social and economic impact on the use of biofuels and recomendations for sustainability jour nal of researches in engineering. Pdf the current primary obstacle to biofuels is the current low price of fossil fuels, and the primary. Biodiesel, just like any other fuel has its advantages as well as disadvantages, and through this article ill try to mention the most important ones. Biomass reduces emissions and enhances carbon sequestration since shortrotation crops or forests established on abandoned agricultural land accumulate. Biofuel can be produced from any carbonaceous material. One of the proposed benefits of biofuels is their potential to reduce greenhouse gas emissions.
Advantages of biomass energy bioenergy systems offer significant possibilities for reducing greenhouse gas emissions due to their immense potential to replace fossil fuels in energy production. The list of advantages and disadvantages of biofuels presented above is by no means exhaustive. Biodiesel and bioethanol are two widely used forms of biofuels. Biofuels are combustible fuels created from biomass. Advantages and disadvantages of biofuels biofuel is fuel derived from organic matter in a short period of time, and differs from fossil fuels which need thousands or millions of years to be created. Pdf biofuels production, driven by the potential to contribute to energy security, climate change mitigation and rural development, has. In fact, ethanol is already cheaper than diesel and gasoline. The disadvantage the largest disadvantage about ethanol or biofuels are that the ones truly good for the environment take up too much space, are too expensive on the market and are unable to support the general market, the type. Advantages and disadvantages of nonrenewable energy. Such an issue is related to the pros and cons of using.
Advantages and disadvantages of biofuel greentumble. Suani teixeira coelho1 the views expressed in this paper are those of the authors and do not necessarily reflect the. Although biofuels have many benefits over the other forms of fuels, due to some factors it has disadvantages as well. One of the disadvantages in using pure ethanol is that aldehyde emissions are higher than those of gasoline or. Biofuels are in great demand and interest of public and also scientific community, because of some of the factors like oil price hikes, increased energy need and also concern over the greenhouse gases emitted from the fossil fuels. Advantages and disadvantages of biofuels conserve energy future. To conclusion, biofuels have advantages and disadvantages, for the advantages, biofuels is safe because it has high flesh point, enhance national energy security and help countries saving money from import oil. While theyre are allot of advantages, there are also allot disadvantages. Whether its the melting of the frozen glaciers that shroud kilimanjaro, africas highest mountain, or the overall rise in the level of the oceans, global warming is reshaping the planet. This benefit arises from the fact that plants consume carbon dioxide and so should take in as much carbon dioxide as is produced when the fuel is burned. While some people see global warming as a natural event, most.
Here are some of the advantages of biofuels with a couple of disadvantages as well pros benefits. What are the advantages and disadvantages of biofuels in terms of addressing the challenge of sustainable development. Department of energy doe biomass programs national algal biofuels technology roadmap. Ethanol, in addition to being an intoxicating component of adult beverages around the world and a poison, has assumed a role more recently as a significantly useful and versatile alternative fuel, or biofuel. Biofuels have been in production for the last few decades and have really begun to take off with the awareness of global warming going around the world.
It is blended with gasoline and the use of biofuels is slowly catching on. Pdf biofuels from vegetable oils as alternative fuels. Advantages and disadvantages of biofuels and other. Biodiesel can be used in 100% b100 or in blends with petroleum diesel. Identify whether the following sentences are advantages or disadvantages of the different generations of biofuels, and what generation of biofuels it is describing. United nations conference on trade and development. The term biofuel is usually used to reference liquid fuels, such as ethanol and biodiesel that are used as replacements for transportation fuels like. Advantages and disadvantages of biofuels lovetoknow. Biofuels production and consumption has been rapidly growing in the last few years.
Fuels that have been extracted from plants and crops are known as biofuels. Social benefits of biofuels for developing countries. Discussing all this advantages and disadvantages of biodiesel, it is. Since the sources of biofuels vary and conditions in the countries of production also differ greatly, there is no onefitall solution. Thirdly, massive quantities of water are required to produce crops used in extracting biofuels as well as the production process itself making it an additional stress on the water resources of a region. There are 2 main sorts of biofuel, bioethanol and biodiesel. Pdf benefits and perspectives on the use of biofuels researchgate. The advantages and disadvantages of biomass energy have been topic of hot debates and arguments these days.
One of the main advantages of using biofuels instead of fossil fuels in the transport sector. Biofuels have recently emerged as a major issue in energy policy, rural development and natural resource management. High efficiency when utilizing cogeneration, fuel cells can attain over 80% energy efficiency. The main effort is to improve energy security and reduce greenhouse gas ghg emissions.
Biofuels tend to be very cost effective, especially in the form of bio diesel. Dabhadkar2 1,2 department of chemical engineering, institute of chemical technology, india abstract. Biofuels promise to be a reliable source of energy and after accounting for the disadvantages, the advantages of biofuels are sure to outweigh them in comparison. The important pros and cons using biofuels the new ecologist. An overview of biofuel as a renewable energy source. The use of rapeseed biodiesel represents a good opportunity for the achievement of the european goals. Led by brazil and the united states, global production of fuel ethanol more than doubled during the last four years, increasing from 31.
What are the advantages and disadvantages of biofuel. Doesnt require any radical changes to switch to the use of biofuels unlike the difficulties in switching to other renewable energy sources such as solar and. As for your statement that the companies making it are clearing forests, i will assume that this is in reference to the land being put into soybean production in south america. This is a problem biofuel crops share with food crops, gardens and lawns worldwide. A disadvantage of these biofuels is the system needed for. Biofuel production is on the rise and new types of biofuels are being researched every day. Biofuels from vegetable oils as alternative fuels advantages and disadvantages. The nonuniformity can create swings in product yields. The advantages of biofuels over fossil fuels carsdirect.
Eventually we throw away everything we have harvested. At the federal level, the renewable fuel standard rfs2 mandates increasing the volume of biofuels to be blended into gasoline and diesel, while providing a premium price for biofuel based on a credit system known as rins for more information on the current status of the rfs2 can be found at epa cuts us biofuels quota through 2016. Biofuels advantages and disadvantages monday, 22 november 2010 11. First generation biofuels can save up to 60% carbon emissions and secondgeneration biofuels can save up to 80%. Although these disadvantages may be considered ridiculous, there is evidence backing this up.
Introduction to biofuel april 30, 2009 eep 142 presented by. Biodiesel has many advantages over conventional diesel fueland also some disadvantages. Benefits and disadvantages fuel cells university of. The advantages and disadvantages of ethanol are well understood today. Biofuels prices have been falling and have the potential to be significantly less expensive than gasoline and other fossil fuels. Advantages and disadvantages of various economic incentives. These things should be considered when determining or deciding whether biomass energy is a practical source of alternative energy. The excitement and potential are there, but there are also disadvantages of. Pappis department of industrial management and technology, university of piraeus, 80 karaoli.
Biofuels benefit environmental by reducing ghgsand. Financial and sustainability metrics of aviation biofuels. Advantages and disadvantages of biofuels and other clean. In the end while there are clear advantages of biofuels, the disadvantages of biofuels are also diverse and serious. There are many advantages of biofuels over fossil fuels that make the alternative fuel source an attractive option now and in the future. Pdf biofuels have recently emerged as a major issue in energy policy, rural development and natural resource management. Biofuels will create a brand new job infrastructure and will help support local economies. Biodiesel is form of diesel fuel that is less harmful to environment compared to standard diesel. Biofuels are liquids that derive from biomass, mostly from plant materials. Advantages and disadvantages of biofuels conserve energy. The great thing is we can have our cake and eat it too. Biofuels being derived from biomass, they are one of the most renewable and biodegradable sources of energy present. Global social and economic impact on the use of biofuels. Prepared with the input of more than 200 scientists, engineers, industry representatives, research managers, and other stakeholders, this document represents the synthesis of the biomass programs national algal.
638 524 752 1263 805 1008 248 1109 331 516 72 1216 237 607 1150 372 1087 579 347 882 126 272 1477 1403 1284 1446 349 232 723 571 1389 1078