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Kiesling: Without a carbon tax, biofuels can't compete with jet fuel oil

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Mass production of biofuels for aviation is less cost-effective compared to the production of aviation kerosene from oil. Therefore, without the introduction of a carbon tax, it is not able to compete with traditional jet fuel, said Jay D. Kiesling, professor of chemical engineering and bioengineering at the University of California, Berkeley, deputy director of the Biological Sciences Laboratory at the Lawrence Berkeley National Laboratory, chief Executive Officer of the Joint Institute for Bioenergy, in an interview with Global Energy.

"Jet fuel derived from oil is very cheap," he said.J. D. Kiesling. - If countries establish rules requiring the use of carbon-neutral fuels or carbon taxes on jet fuel, then this should be an excellent motivation for the development of bioreactive fuels. We know that they can be produced, the problem is the economy."

A similar opinion was expressed by Dmitry Los, Director of the Timiryazev Institute of Plant Physiology of the Russian Academy of Sciences.

"The cost of such bio-kerosene is still high," said Dmitry Los. - Production of biofuels at the moment is the political will, not an economic phenomenon. Jet fuel is well purified and does not smoke much into the atmosphere, unlike, say, coal-fired power plants."

Another equally important issue is the compliance of jet biofuels with strict technical standards.

"Jet fuel is strictly regulated. It should have a high energy density, so that aircraft can fly both on biofuels and on jet fuel based on oil, " he explainedJ. D. Kiesling. "In addition, bioreactive fuels must be liquid at very low temperatures."

D. Los added that another problem of biofuel production may be its high energy consumption.

"Is that live plants and microalgae are able to absorb about the same amount of CO2, which is separated from the combustion of biofuels derived from them; and therefore, biofuel "greener," said Dmitry Moose. - But when you consider the amount of energy that is spent on the production of biofuels and the number released in the atmosphere of CO2, the effect of this enterprise will be highly suspicious".

Biofuels can be produced from completely different sources of biomass. According to J. D. Kisling, the best fuel can be produced from plant components, such as sugars. It will be the most carbon-neutral.

D. Los believes that the production of biofuels from seaweed will be more efficient, as this will solve the problem of lack of land or irrigation resources in the mass transition to biofuels instead of fossil fuels.

"The resource base for such a transition is sufficient, especially if microalgae are used for the production of biofuels. The first-generation biofuels produced from agricultural plants had problems related to the limitation of the area of crops and the reduction of farmland for food, " Dmitry Los explained. - Now the third-generation biofuels (natural microorganisms) and the fourth-generation biofuels (genetically engineered microorganisms) are already in use. These are closed-loop technologies that can be reproduced indefinitely. At least, as long as the Sun shines above the Earth and the process of photosynthesis is reproduced - the absorption of CO2 by organisms and the synthesis of biomass from it at the expense of light energy. This is how all the CO2 generated on the planet by human activity and all other organisms is utilized."

In addition, the problem of lack of resources can be solved through the use of organic waste in the productionof biofuels, he added.Kisling.

D. Los, in turn, noted that the development of biofuel production will just go along the path of reducing the use of areas for sowing agricultural plants to produce biofuels, the predominant use of controlled photobioreactors and microalgae instead of plants.

Meanwhile, last week, the American aerospace corporation Boeing said that by 2030 it will start producing aircraft for regular flights, capable of flying on one hundred percent biofuel.

Global Energy Association"

A non-governmental organization established in 2002 to support research and innovation in the field of energy, as well as to promote energy cooperation. Members of the Association are PJSC Gazprom, PJSC Surgutneftegaz and Rosseti FGC UES. The Association helps shape the energy of the future by supporting advanced scientific and technological developments and stimulating international energy cooperation in the interests of all mankind.

Since 2003, the Association has annually awarded the international energy Prize "Global Energy". Over 17 years, 42 scientists from 15 countries have won the prize: Australia, Austria, Great Britain, Greece, Denmark, Iceland, Italy, Canada, Russia, the United States, Ukraine, France, Switzerland, Sweden and Japan. Last year, the bonus fund amounted to 39 million rubles.

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