Virtual exhibition: prof. habil. dr. Pranas Baltrėnas „Passion for Science – Love for Life"

October 14, 2020

We invite you to get acquainted with the virtual exhibition of prof. habil. dr. Pranas Baltrėnas  „Passion for Science – Love for Life" prepared by the Vilnius Tech Library Exhibition Coordinator Aušra Šileikienė.

The exhibition is dedicated to review and present the achievements, inventions, and memorable life events of the professor, who is one of the pioneers in the development of air pollution control and reduction technologies in Lithuania and the founder of the Department of Environmental Protection and the Institute of Environmental Protection.

In 1993 at Vilnius Gediminas Technical University was established the Environmental Protection Department at the initiative of prof. dr. P. Baltrėnas. Its emergence was caused by an abundance of sensitive environmental problems,  in the world and in Lithuania. These are air pollution with major pollutants, surface and groundwater pollution from domestic, industrial and agricultural, industrial wastewater, pollution by petroleum products, chemicals used in agriculture, hazardous waste generation, irrational use of natural resources, and other causes. The department began its activities with three full-time researchers, inviting researchers from other research institutions.

In his biographical book  „Prasmingai pragyventi metai: Profesorius habilituotas daktaras Pranas Baltrėnas. Biografijos puslapiai ir 2010-2020 m. bibliografinė rodyklė" prof. Habil. dr. Edmund Kazimieras Zavadskas emphasizes the unique feature of prof. habil. dr. P. Baltrėnas: never be just an observer. "The university was fortunate to have an outstanding inventor, a scientist. He has never been and is not an indifferent observer. The professor is always an active, enterprising, and highly productive participant in all university processes. He is a Siberian hardened example of endurance and enthusiasm for younger university colleagues. I am glad that fate brought me together with P. Baltrėnas. The professor’s life way and experience are truly very instructive.  He showed a great passion for science and love of life. His example refutes the stereotypes formed in society about age limits. "

The main activity of prof. dr. Baltrėnas is theoretical and experimental research of air pollution, environmental technologies. The professor's contribution to the development of air pollution abatement technologies is very important and valuable. He has developed many air purifiers that incorporate modern technology and innovation. The latest invention is a new generation multichannel cyclone.  This unit is particularly effective in removing fine particles from the air and can operate in aggressive conditions in which other air purifiers are ineffective. The new generation plate biofilter developed by the professor has also attracted a lot of interest. Much work was done to develop and test small bioreactors that can be installed in small farms or homes and make a significant contribution to the preservation of a sustainable environment.

You can find more sources about prof. habil. dr. P. Baltrėnas scientific activity in Vilnius Tech virtual library >>>

The exhibition "Passion for Science – Love for Life" will be open on the second floor of Vilnius Tech Library too until October 30.

Other virtual exhibitions >>>

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New doctoral dissertation
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VILNIUS TECH Library invites you to follow the published new dissertations. The dissertation „Twin transition impact assessment model for agricultural performance in the context of sustainability“ prepared at VILNIUS TECH by Kristina Šermukšnytė-Alešiūnienė. The dissertation was prepared in 2020–2026. Scientific consultant – Dr Rasa Melnikienė. The dissertation was defended at the public meeting of the Dissertation Defence Council of the Scientific Field of Economics in the Aula Doctoralis Meeting Hall of Vilnius Gediminas Technical University at 10 a. m. on 22 September 2026. The twin transition in agriculture, combining the digital and green transitions, is one of the key directions of the European Union’s strategy for developing a more sustainable, resilient, and competitive agricultural sector. This dissertation addresses the problem of how to assess the impact of digital and green transitions on agricultural performance in the context of sustainability. The dissertation aims to develop and empirically substantiate the Twin Transition Impact Assessment Model. The model integrates three assessment levels: farm-level adoption and economic performance; the bioeconomy and value-chain level; and the national and regional context level. Structural asymmetries and enabling mechanisms are included as cross-cutting components. A mixed-methods research design was applied, combining scientific literature analysis, conceptual synthesis, case-study analysis, structured survey analysis, comparative assessment, correlation and regression analysis, sensitivity analysis, semi-structured interviews, document review, and the synthesis of empirical findings. The empirical basis consists of five interconnected studies covering small-farm digitalisation, digital technology adoption in sustainable agriculture and the bioeconomy, the twin transition in Lithuania and Romania, food supply-chain digitalisation, and structural asymmetries in Lithuania’s bioeconomy transition. The empirical results show that the twin transition improves agricultural performance when digital and green solutions are integrated across the farm, value chain, and regional and national levels. Digitalisation supports labour efficiency, planning, customer relations, investment decisions, loss reduction, traceability, product quality, and supply-chain visibility, while also contributing to resource efficiency, renewable energy use, water-use efficiency, emissions reduction, carbon sequestration, and climate resilience. The empirical evidence indicates that the effects of digital and green transitions depend on infrastructure, investment capacity, policy support, digital skills and institutional conditions. The results also show structural differences in transition outcomes: higher investment intensity does not automatically produce stronger economic results, and digital adoption may occur separately from ecological production orientation. On this basis, the dissertation concludes that digital and green transitions can strengthen agricultural performance and sustainability when they are integrated, context-specific and supported by enabling mechanisms. The proposed model provides a scientific and practical framework for assessing agricultural performance under the twin transition across farm-level, bioeconomy and agri-food value-chain, regional-national and structural dimensions. Doctoral dissertation readers can search via VILNIUS TECH Virtual Library.
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