A survey of research findings focusing on issues related to the pros and cons of using biofuels to substitute conventional fuels, namely, fossil fuels is presented in this paper. The biofuel pros and cons are can be summarized into, renewable, selfsustaining, low cost and sovereignty for biofuels pros and water use, low energy output, and negative impact on agriculture prices for biofuel cons. We need to ensure that aviation biofuels are not the cause, for instance, of biodiversity loss or the violation of human rights. Manage operations at biofuels power generation facilities, including production, shipping, maintenance, or quality assurance activities.
Biofuels may emit lower carbon footprints but the process involved in the production of these fuels largely depends on oil and water. The promise of algae biofuels author catie ryan, terrapin bright green, llc. Though biofuels are environmentally much cleaner than fossil fuels they are not without some complicated issues. Generations of biofuels objective oregon state university. The availability of vast tracts of land at cheap prices led to significant state, ngo and most notably foreign investment in the burgeoning industry following the 2007. Dec, 2017 can 100% renewable energy power the world. In general, biofuels make use of chemical process e. Is biofuel a feasible longterm chief energy source. Biodiesel is slowly increasing in popularity, but there are still not that many biodiesel stations out there. Biofuels are combustible fuels created from biomass.
Fuels made from vegetable oil and socalled biodiesel are produced mainly on the ground rapeseed plants, oil palm and coconut trees. First generation biofuels, also known as conventional biofuels, are made from sugar, starch or vegetable oil. Over the past decade or so, african biofuels production has expanded rapidly across africa. Are biofuels an effective and viable energy strategy for mdpi. How fast is the technology for secondgeneration biofuels developing. Introduce students to the 3 generations of biofuels and the vocabulary and. There is no right answer here, because there are pros and cons to each. Jun 17, 2016 okay, im going to frame the question in a way that i can answer. High transition cost from gasoline to biofuels shifting from gasoline to biofuels, given the number of gas. First, this introduction explains the renewable fuel standard and. First generation biofuels are produced through wellunderstood technologies and processes, like fermentation, distillation and transesterification.
Biofuels are still new to the energy market and very much under scruples both by researchers and general consumers alike. The fastestgrowing plants, algae theoretically can produce 30 times more energy per acre than other biofuel options. Have students brainstorm some possible pros and cons for each generation of biofuels. Juan ramos on december 15, 2017 1 comment the biofuel pros and cons are can be summarized into, renewable, selfsustaining, low cost and sovereignty for biofuels pros and water use, low energy output, and negative impact on agriculture prices for biofuel cons. Biofuels in defense and aviation zia haq, borka kostova march 8, 2017 u. Many drivers began thinking long and hard about buying alternative fuelpowered vehicles, including those that run on ethanol and biodiesel.
The pros and cons of biofuels environmental sciences essay. The important pros and cons using biofuels the new ecologist. Biofuels assessment report international energy forum. Dec 16, 2019 10 biggest pros and cons of biofuels dec 16, 2019 apr 6, 2016 by green garage in the search for more and better sources for fuel, consumers are becoming more aware and involved in the production and promulgation of different available alternatives. Learn more about the types and manufacture of biofuels as well as their economic and environmental considerations. Pdf is often associated with paperless office and used for printing and designing. Provide direction to employees to ensure compliance with biofuels plant safety, environmental, or operational standards and regulations. Ethanol is a small alcohol molecule that burns cleanly. Generations of biofuels college of agricultural sciences.
And unlike other forms of renewable energy like hydrogen, solar or wind, biofuels are easy for people and businesses to transition to without special apparatus or a change in vehicle or home heating infrastructureyou can just fill your existing car, truck or home oil tank with it. The world bank lists biofuels such as ethanol as one of the causes of a 104. Ensuring that aviation biofuels produce fewer emissions than their fossil counterpart is the very minimum because that is the end goal of switching from kerosenehowever, sustainability is. The biofuels vs fossil fuels unit has students explore the similarities and differences. Pappis department of industrial management and technology, university of piraeus, 80 karaoli and dimitriou street, 18534 piraeus, hellas, greece received october 2, 2008. Have students brainstorm some possible pros and cons for each generation of.
Many airlines have trialled biofuels some airports now offer biofuelling options e. Department of energy bioenergy technologies office. Advantages and disadvantages of first generation biofuels bioenergy, particularly biofuels, sustainability is a key aspect of the future energy development. As fuels become available navy will make advanced dropin biofuels a regular part of its bulk fuel procurement. The resulting products are then refined to produce a fuel that cars or other vehicles can use. Aviation is by far the most cintensive formlimate of transport. Algae biofuel pros and cons it is given that there are many petroleum experts who are starting to make use of other resources to generate fuel and one of the recent developments made is obtaining fuel from algae. Cifor, bogor, indonesia this paper has been produced with the financial assistance of the european union, under a project titled, bioenergy, sustainability and tradeoffs. Investment risk in the secondgeneration biofuels industry introduction this paper aims to assess the. Collect and process information on plant production and performance, diagnose problems, and design corrective procedures.
Cons of biofuels more land would be required to be cultivated for biofuel production,harmful nitrous oxide production,some kinds. Even though the cost of biofuel is the same as that of gasoline in the market, they are cost effective as they are cleaner and adaptable to current engines and make them run in good condition for a longer period. When it comes to biodiesel energy as a fuel, there are some pros and cons that should weigh in your decision to use this type of bioenergy. Introduce students to the 3 generations of biofuels and the vocabulary and ideas behind biofuels. Using biofuels we can lower the level of air pollution on the planet. While using biofuels, the engines require the lowest maintenance. Okay, im going to frame the question in a way that i can answer. Biofuels are defined as liquid fuels derived from biological materials. The availability of vast tracts of land at cheap prices led to significant state, ngo and most notably foreign investment in the burgeoning industry following the 2007 financial crash, with the most popular african crops being sugarcane, farmed for bioethanol, and. Evidence from pakistan asad javed and khalid zaman, department of management sciences.
Biofuels can offer some benefits over fossil fuels but there are concerns with regard to. Pappis department of industrial management and technology, university of piraeus, 80 karaoli. Section 5, i discuss the pros and cons of the second generation of biofuels, i. Studies show that the machinery needed to cultivate the crops emits large carbon emissions. Stockholm, halmstad, oslo however, larger scale ambitions have not been fulfilled eu target of 2 million tonnes by 2020 flightpath 2020 u. Biofuels are the new and alternative sources of energy. It is given that there are many petroleum experts who are starting to make use of other resources to generate fuel and one of the recent developments made is obtaining fuel from algae. This article outlines the three generations of biofuels available, describes their source materials, and furthermore, breaks down the facts about biofuels to a detailed pros and cons list. A global analysis of deforestation due to biofuel development. How realistic is it to expect secondgeneration biofuels to be of any significant importance in achieving biofuels targets in the next decade. Fuel ethanol contains the same chemical compound as beverage alcohol, but it is denatured, or made unpotable with a small amount of gasoline or other denaturant, during the. Pros and cons of first and second generations of biofuels.
Advantages and disadvantages of pdf format logaster. Pappis department of industrial management and technology, university of piraeus, 80 karaoli and dimitriou street, 18534 piraeus, hellas, greece. Though corn is the best known source of ethanol, other important sources include soybeans, switchgrass and farm wastes. And the most important advantages are, using biofuels can definitely ease the problem of carbon emission. Introduction to biofuel university of california, berkeley. Fuel ethanol contains the same chemical compound as beverage alcohol, but it is denatured, or made unpotable with a small amount of gasoline or other denaturant, during the production process, so it is unsafe for human consumption. Pros readily available independent of large scale infrastructure burn cleaner than petroleum cons energy intensive to produce compete directly with food crops seasonal. The pros and cons a hot topic all over the world today is whether or not biofuels should be implemented to help reduce greenhouse gas emissions.
A big advantage with this type of extraction is the high yield of oil, which can be up to 99 percent. The term biofuel is usually used to reference liquid fuels, such as ethanol and biodiesel that are used as replacements for transportation fuels like. Biofuel is advocated as a costeffective and environmentally benign alternative to petroleum and other fossil fuels. Currently fossil fuel has the dominant advantage of having its infrastructure in place. Energy independence despite being a net exporter of crude oil, the united states imported 1. If plant biomass such as, straw and corn stalks, are taken off the field to burn in power plants or to make cellulosic ethanol, then it could negate the benefit biomass is supposed to have in regards to global warming. Any new fuel types will similarly have to compete with the oil infrastructure to have similar. Despite the upsides, however, experts point out that biofuels are far from a cure for our addiction to petroleum. Reduces problems associated with cold weather, stability. Jun 16, 2014 pros readily available independent of large scale infrastructure burn cleaner than petroleum cons energy intensive to produce compete directly with food crops seasonal.
Defining energy sources energy sources energy types include both the categories we use to group energy sources like fossil fuels, alternatives, and renewables and the resources we derive energy from like oil, solar, and nuclear. Biofuels were created as an alternative to fossil fuels in order to reduce the pollution produced by the transportation and energy sectors. Here we examine both the pros and cons of producing and using biofuel. Read about 10 advantages of biofuels at howstuffworks. This is true in particular for oil, which has tremendous, wellknown advantages, but which also faces two challenges. Debate continues about the relative importance of its pros and cons as a biofuel. It is a form of biodiesel wherein the fuel or diesel is.
By the use of bio fuels rather than fossil fuels, there is only emission of no. Pakistan is an agrarian country, and the main agricultural products are cotton, wheat, rice, sugarcane, fruits, and vegetables. Biofuels vs fossil fuels wisconsin energy institute. They are considered to be the greener alternative to fossil fuels. The paper further explores the potential advantages and disadvantages which pakistan as a. 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. Juan ramos on december 15, 2017 1 comment the biofuel pros and cons are can be summarized into, renewable, selfsustaining, low cost and sovereignty for biofuels pros and water use, low energy output, and negative impact on. Lastly, using of biofuels in car engine will bring harms to the engine. Mar 11, 2018 despite the upsides, however, experts point out that biofuels are far from a cure for our addiction to petroleum. Department of energy doe biomass programs national algal biofuels technology roadmap.
These processes have been used for hundreds of years in many uses, such as making alcohol. It is a form of biodiesel wherein the fuel or diesel is derived from living organisms and in this case, algae. Biofuels production, driven by the potential to contribute to energy security, climate change. Biofuel, renewable energy source that is derived from plant, algal, or animal biomass. A wholesale societal shift from gasoline to biofuels, given the number of gasonly cars already on the road and the lack of ethanol or biodiesel pumps at existing filling stations, would take some time. On the other hand, biofuels have disadvantages as well, deforestation rate will increase, thus affect the biodiversity. Such an issue is related to the pros and cons of using biofuels to substitute conventional fuels, namely, fossil fuels. Biofuels in defense and aviation department of energy. A wholesale societal shift from gasoline to biofuels, given the number of gasonly cars already on the road and the lack of ethanol or biodiesel pumps at. About nrdc the natural resources defense council nrdc is an international nonprofit environmental organization with more than 1. While using biofuels, the engines require the lowest maintenance apart from reducing the pollution check costs. Measuring and assessing investment risk in the second. Environmental effects below refer to enduse, and do not include effects associated with fuel production and transportation.
This paper seeks to examine the impact of biofuels industry on the pakistan economy. Lead operator, operations manager, plant manager, production manager. Pdf an overview on biofuels and their advantages and. Jan 14, 2017 10 big pros and cons of biodiesel jan 14, 2017 mar 30, 2016 by green garage every day, oil is a topic that will make its way in the news, water dispenser chitchat, and even family dinner conversations. Pdf biofuels have recently emerged as a major issue in energy policy, rural development and natural resource management. Pros of biofuels renewable,inexpensive,flexible,the amount of carbon dioxide created by the burning of biofuels is equal to the co2 absorption capacity of the plants. The soybeanoil portion is biodegradable, nontoxic, odorless, and essentially free of sulfur and aromatics. Biofuel s pros and cons are extensive and easy to understand as the trend of biofuel are becoming more familiar with each passing day with the depletion of traditional energy sources fossil fuels, petrol, diesel, etc. Developers set the goal to create a format that can be displayed and opened the same on any device. While theyre definitely not perfect, biofuels have many advantages over other types of fuels.
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