Roman Vasylyshyn

National University of Life and Environmental Sciences of Ukraine · Forest mensuration and Forest Management Departments

The biomass of forest wood residues (waste) in the Ukrainian Carpathians is now an important resource for ensuring energy security under martial law and the formation of strategic directions for energy independence from imported fossil energy resources and the development of a green economy. As a result of the study, the indicators of the total pot...

The phenolic compounds in the leaves of 12 species of birch trees of the subgenera Neurobetula, Betulenta, and Betula were biochemically profiled using HPTLC. The duration of the vegetation period was found to be significantly related to the content of total phenols (r = 0.74) and flavonoids in leaves (r = 0.65). The correlations for Neurobetula pl...

The forests of Ukrainian Carpathians are an important structural component of economics of sustainable development in mountainous region, where forestry should be balancing environmental protection and socio-economic development of local communities. In this context, quantitative assessment of biomass and primary production of forest plant communit...

The pine stands of the Vyshcha Dubechnia State Forestry Enterprise in the Emerald Network sites Kyivske Reservoir UA0000094, Kyivske Podesennia UA0000233, Mizhrichynsky Regional Landscape Park UA0000047 are an important reserve that includes species and habitats of insects that are subject to protection. Most of the existing studies in this area we...

Net primary production (NPP) is considered by the world scientific community as an important indicator that reflects the features of the condition and peculiarities of the functioning of forest ecosystems. It also allows quantifying the potential of forests in performing their ecosystem functions. The information basis of the research consists of d...

This paper examines the remote sensing-based approach for mapping burned areas and tracking delayed changes in vegetation conditions after the wildfires of 2020 in the Luhansk region, Ukraine. The field-based fire severity indices (i.e., CBI and GeoCBI) collected through stratified random sampling (regarding the pre-fire land cover) were combined w...

The oxygen-producing function of urban forests is an integral factor in creating favourable living conditions for the population in an urbanized environment. Managerial decisions aimed at the development of environmental potential in urban forests shall be based on sustainable development goals and ensure the balanced use of their ecosystem functio...

The results of carbon sequestration capacity assessment of Scots pine stands in urban forests of Kyiv as their important ecosystem function are presented in the article. The methodological basis for the research of quantitative indicators of carbon sequestration capacity of urban forests is formed by the "semi-empirical" method of assessing the ann...

The systemic environmentalization of society in recent decades, conditioned by the understanding of the general responsibility to future generations for the consequences of the destructive impact on the environment, led to the search for a new paradigm of balanced nature use. It requires the development of a scientific basis for the assessment and...

The drying up of coniferous forests is a problem for both Europe and Ukraine, where drying area of pine stands covered the Polissia region and spread to other natural areas, therefore, the analysis of pathological factors of the reasons for the weakening and deterioration of the sanitary condition is relevant. The purpose of the study provides for...

The issue of using nitrogen to eliminate fires in granaries is related to ventilating the grain mass with nitrogen while it is necessary to take into consideration the change in gas concentration. Therefore, the object of this research was the value of the minimum concentration of nitrogen to eliminate the combustion of sunflower grain. It has been...

Energy independence of the country can be solved in several ways. One of them is the creation of energy plantations of woody plants. The area increase of such plantations is limited by the insufficient amount of high-quality planting material. Hybrid plants of the genus Populus are of considerable interest when creating plantations. Given that not...

Use of woody biomass of logging residues at plots where different types of logging has occurred as a planned management activity has to be based on the analysis of relevant environmental risks. These risks include biodiversity losses, soil fertility reduction, and formation of dangerous volumes of flammable materials in forests during the fire-haza...

Woody biomass in Ukraine is currently seen as an important resource for securing development of national renewable energy sector, avoiding dependence on the imported fossil fuels, and for building a low-carbon economy. This research highlights the indices of the overall energy potential of Ukraine’s forests of the dominant tree species, expressed i...

This paper reports the analysis of compositions for fire protection of wood that established that there are not enough data to explain and describe the process of fire protection and, accordingly, the fire-hazardous properties of wood, in order to protect people. The development and research of a set of properties of fire-resistant materials leads...

This paper reports the analysis of compositions for fire protection of wood that established that there are not enough data to explain and describe the process of fire protection and, accordingly, the fire-hazardous properties of wood, in order to protect people. The development and research of a set of properties of fire-resistant materials leads...

While many countries regularly produce timely and accurate estimates for a range of forest attributes through national forest inventory programs, many have access to no such inventory or their inventory is discontinuous in space and time, such as a sample-based approach in Ukraine limited to two regional (Ivano-Frankivsk and Sumy) inventories condu...

Spatially explicit information on forest management at a global scale is critical for understanding the status of forests, for planning sustainable forest management and restoration, and conservation activities. Here, we produce the first reference data set and a prototype of a globally consistent forest management map with high spatial detail on t...

During December 2020, a crowdsourcing campaign to understand what has been driving tropical forest loss during the past decade was undertaken. For 2 weeks, 58 participants from several countries reviewed almost 115 K unique locations in the tropics, identifying drivers of forest loss (derived from the Global Forest Watch map) between 2008 and 2019....

Several global high-resolution built-up surface products have emerged over the last five years, taking full advantage of open sources of satellite data such as Landsat and Sentinel. However, these data sets require validation that is independent of the producers of these products. To fill this gap, we designed a validation sample set of 50 K locati...

The research presents the results of assessment of oxygen productivity of deciduous stands in Kyiv city and Kyiv region as one of the basic ecosystem functions of forest plant communities in urban conditions. Quantitative assessment of oxygen productivity is based on the use of a "semi-empirical" method of evaluation of net primary production, whic...

Carbon sequestrative capacity of forest plant communities is one of the main criteria for the potential for low-carbon development of the country and the fulfillment of international obligations in the context of the Paris climate agreement. The information basis of the research is formed by information from the database of IA "Ukrderzhlisproekt",...

This paper reports an analysis of the flame retardants for fabrics that has revealed the fact that the meagerness of data to explain and describe the process of fire protection, specifically the neglect of elastic coatings, leads to that the structures made from fabrics are ignited under the influence of a flame. Devising reliable methods to study...

У сучасних реаліях взаємодії людини й природи необхідними стають знання, які відбивають наслідки антропічного впливу в результаті надмірного споживання природних ресурсів. У такому контексті важлива роль належить лісовим фітоценозам, які є вагомим чинником стабілізації стану навколишнього природного середовища в умовах глобальних кліматичних змін....

Наведено результати оцінювання чистої первинної продукції лісових фітоценозів Карпатського національного природного парку, яка слугує природним мірилом їхньої вуглецедепонувальної здатності. Оцінювання базується на застосуванні «напівемпіричного» методу, який розглядає чисту первинну продукцію екосистеми у певному віці як аналогію річному збільшенн...

The analysis of wood flooring has been made and it has been found that the manufacture of wood flooring poses certain difficulties in ensuring resistance to destruction. Thermally modified wood is one of the promising uses of flooring. Therefore, knowledge of the physico-mechanical featutes of wood composites, their quality indicators, adhesion wit...

Recurrent wildfires in Ukraine exert severe impacts on the environment, human health and security as well as damage to private and public assets. From 2007 to 2020, the frequency of large wildfires has increased and reached a level that has not occurred previously. The period during April-October 2020 was the worst in modern Ukrainian history for t...

The analysis of fire-protective materials for wooden building structures was carried out and the need to develop reliable methods for studying the process of washing out fire retardants from the surface of the building structure, which is necessary for the creation of new types of fire-protective materials, was established. That is why there arises...

Development of renewable energy production is one of the main directions of decarbonizing the Ukraine’s energy sector as well as the forestry sector. Increase in woody biomass utilization efficiency at producing energy, alongside with securing the proper level of technological processes and technical equipment, also requires a reliable information...

In the Chornobyl Exclusion Zone, Scots pine stands, which cover an area of over 80,000 hectares, perform an important environmental function, in particular, they serve as a significant natural factor influencing the regional carbon balance of the region’s forest ecosystems. The efficiency of production of this function significantly depends on the...

Climate change continues to threaten forests and their ecosystem services while substantially altering natural disturbance regimes. Land cover changes and consequent management entail discrepancies in carbon sequestration provided by forest ecosystems and its accounting. Currently there is a lack of sufficient and harmonized data for Ukraine that c...

Here we examined and estimated main carbon flows of Ukrainian Polissya forests, using 45 km2 experimental polygon in Chernihiv region and 5- years temporal scale. Ground-based and remote sensing methods have shown quite even results. Almost 21% of total carbon emission for study period were triggered by nature and anthropogenic disturbances, such a...

Research of forests bioproductivity and development of information support for live biomass assessment rest upon knowledge of peculiarities of both its quantitative and quantitative characteristics. Wood density is one of the mentioned qualitative characteristics of live biomass. A research region for this local case study is represented by forest...

This research is devoted to the problem of forecasting the state of Ukrainian forests under climate change conditions. The current state of land and environment in Ukraine is unsatisfactory. Forecasting forests and forestry for the future is a rather difficult problem, given its fuzzy nature and significant uncertainties in economic, social and env...

Growing in the Mid-latitude region, i.e. transition zone between boreal forests and steppe, forests of Ukraine are very sensitive to climatic parameters change. Global challenges, caused by climate and land use changes are currently influencing Ukrainian forests, namely their condition, health and biogeochemical cycles, carbon in particular. Aiming...

This monograph considers current major scientific prerequisites of biophysical valuation of ecosystem services of forests, basically focusing on soft wood deciduous forests of the Ukrainian Polissya. Using selected ecosystem services as an example, the study presents methodology and results of valuation of stock and dynamics of biomass, stored ener...

Forest ecosystems are substantial natural regulators of carbon balance in the atmosphere that may positively influence on global climate change situation. Inventory and assessment of forest carbon pools and flows are an important issue of multipurpose assessment of forest resources and bioproductivity. Remote sensing as technical background of mode...

By size of the contaminated areas and levels of negative social, ecological and economic consequences, the accident at the Chernobyl Nuclear Power Plant is considered as the biggest anthropogenic catastrophe in human history. Ecosystem services of contaminated terrestrial and water ecosystems are substantially altered. Biophysical and economic valu...

На основі поєднання і практичного використання значної кількості методів та форм наукового пізнання, як загальнонаукових, так і лісівничо-орієнтованих, а також оригінальної методики збору і оброблення дослідних даних, визначено біотичну продуктивність лісів України. У ході реалізації дослідження визначено акумульовані обсяги фітомаси, депонованого...

The use of wastes of wood processing for energy purposes is a structural component for organization of the system of sustainable use of forest resources. In this context, within the scope of this work, the terminological and conceptual tools and methods for estimating the energy potential of biomass of the wastes of wood processing (forest wood was...

The article considers the main challenges facing the forest sector of European part of Mid-Latitude zone in connection with climate change. The main aim was to systematize available scientific information on climate change influence on forests in the research region. The methods of analysis, synthesis, comparison and generalization of available sci...

Опрацьовано термінологічно-поняттєвий інструментарій та теоретико-методологічний базис для розроблення методики оцінювання енергетичного потенціалу деревної біомаси лісів, що відповідає концептуальним засадам сталого розвитку. Розраховано показники енергоємності основних компонентів деревної біомаси. Для їх встановлення використано якісні характери...

The article presents the results of estimating carbon stocks in live biomass of forests of the National Nature Park «Prypyiat-Stokhid» on the basis of state forest account data (as of 01.01.2008 and 01.01.2016) and mathematical modeling using a research database of temporary sample plots. For each functional zone, the dynamics of total stocks of li...

The aim of research was to study the species composition and similarity of coarse woody debris mycobiota of Betula pendula Roth, identification of its specific groups in forests of Ukrainian Polissya. Methods. Mycological, forest mensuration, mathematical and statistical methods were used for research. Results. Ninety five species of fungi from 62...

The most comprehensive dataset of in situ destructive sampling measurements of forest biomass in Eurasia have been compiled from a combination of experiments undertaken by the authors and from scientific publications. Biomass is reported as four components: live trees (stem, bark, branches, foliage, roots); understory (above-and below ground); gree...

The article presents the results of scientific research on development of a system of growth and productivity models for stands of the main forest-forming tree species of Ukraine on basis of the yield tables proposed by Ukrainian scientists. The fundamental prerequisites for creating the system and ways for its further development and improvement a...

Наведено результати моделювання локальної щільності компонентів фітомаси стовбурів дерев сосни звичайної в умовах Державної організації "Резиденція "Залісся". Досліджено зміну локальної природної та базисної щільності компонентів фітомаси стовбурів дерев сосни звичайної у пристиглих, стиглих і перестиглих деревостанах. Встановлено, що отримані сере...

Forests cover relatively small areas in Ukraine: forests together with shelter belts and other protective woody components of the landscapes cover only 15.9% of the country’s territory. Nevertheless, the forests play an exceptionally important role: (1) as a protective element of environment (more than 50% of the Ukrainian forests are protective fo...

The modern practice of forestry production in Ukraine, which is in the process of implementing the conceptual changes in forest management and harmonization of its basic approaches to the basics of sustainable development, requires a significant expansion of the current regulatory and informational tools used to assess the ecological functions of f...

Vasylyshyn R.D. Energetics of forest ecosystems: main directions and trends in science Research and structuring scientific papers relevant for study of processes of solar energy accumulation in natural ecosystems is conducted. Transportation and use of energy for production of living organic matter, maintenance and rehabilitation of the human body...

The current land cover of Ukraine is very heterogeneous. While on average forest covers 15.9% of its land, substantial part of the country is basically forestless. The agricultural potential of Ukraine is high. However, in spite of the fact that 68% of the arable land in Ukraine consists of the famous Ukrainian black soils (chernozems), the quality...

Stabilization and preservation of the planet's climate system today is regarded as one of the most important global political-economic, environmental and social problems of mankind. Rising concentration of carbon dioxide in the planet's atmosphere due to anthropogenic impact is the main reason leading to global climate change. Due to the above ment...

Оперативне управління лісовою галуззю на засадах сталого розвитку з використанням сучасних інформаційних технологій потребує адекватної системи нормативно-інформаційного забезпечення з оцінки та прогнозу росту деревостанів головних лісо твірних порід України. Домінуючою деревною породою Українського Полісся є сосна звичайна, більшість насаджень яко...

Results from biomass potential assessments vary considerably, both on global and European level. On the other hand reliable figures on biomass potentials are an important basis for energy policy and for strategies that aim at an increase of use of biomass for energy both on EU-Level as well as e. g. on national level in the National Renewable Energ...

The results of assessment of energy potentials of forest and agricultural biomass are presented in the book. Study was made in a framework of FP�7 project “Biomass Energy Europe” (Grant Agreement №213417). For researchers and specialists in energy, forestry, natural protection and students studying forestry, ecology, biology and technical sciences.

Наведено результати досліджень компонентів надземної фітомаси деревостанів головних лісотвірних порід Карпат, Передкарпаття, Опілля, Малого Полісся та Розточчя та депонованого в ній вуглецю. Ключові слова: біологічна продуктивність, надземна фітомаса, депонований вуглець, лісорослинна область.

Наведено оцінку ресурсного та енергетичного потенціалу біомаси (фітомаси) лісів України за даними обліку лісів станом на 1.01.2002 р. На основі статистичних даних проаналізовано потенціал біомаси, яку може бути використано для отримання біоенергії. Ключові слова: біомаса лісів, вуглець, енергетичний потенціал, біоенергія.