Geoinformation technologies are an important element of professional education for future geographers and are widely used in their training program, at the same time geoinformation technologies depend on the participants` technical support in the educational process, both in full-time education and distance learning. The article examines the specifics of the application of geoinformation technologies in the organization of distance learning on the example of certain disciplines of the curriculum of future geography specialists. The article identifies the advantages and disadvantages of distance learning on the example of the disciplines “Fundamentals of Geoinformatics” and “Cartography and GIS” studied by the students of the Department of Physical Geography and Efficient Environmental Management of the Faculty of Geography at Uzhhorod National University. The absolute advantages of this studying format for teachers are the ability to freely choose the necessary materials, academic mobility and a fundamentally new educational space. Students have the opportunity to master new disciplines in more comfortable conditions for them and in compliance with the principles of equality. At the same time, distance learning involves a wide application of an individual approach to each student, taking into account, in particular, the hardware and software necessary to work with GIS technologies. The main disadvantages of distance learning of the academic disciplines “Fundamentals of Geoinformatics” and “Cartography and GIS” are considered. The most problematic issue for all participants of the educational process is the technical and software support at home. The process of providing students with a licensed software product taking into account different levels of hardware (personal computers, laptops, tablets) is also resource-intensive. The lack of a social environment for students is another disadvantage of distance education. Ways and means of overcoming the indicated shortcomings of distance learning of the disciplines “Fundamentals of Geoinformatics” and “Cartography and GIS” using the geographic information system ArcGIS are proposed. While forming the structure of the educational process it is necessary to solve the problem of hardware and software, form the information content of the courses and provide access to it. Google services and the Moodle platform can play an important role here.
The study presents a detailed geomorphological characterization of the volcanic mountains of Transcarpathia. Materials of previous geological researches, including the Transcarpathian geological exploration expedition, supplemented by the results of our own field researches, are systematized. Based on the analysis of relief forms and taking into account geomorphological and tectonic factors, Vyhorlat-Gutyn morphostructure of the second order is divided into morphostructures of the third order: Poprychny, Antaliv-Synyatska, Velykyi Dil, Tupy and Oash, which in turn are divided into morphostructures of lower orders. The Mukachevo morphostructure of the second order is composed of the following morphostructures of the third order: Beregovo hills, Kosino-Biganski hills, volcanic remains (Shalanka, Chorna Gora). Based on a detailed analysis of the collected materials, it was determined that the main role in shaping the modern relief of volcanic mountains belongs to channel and temporary water flows and weathering processe; consequently, river valleys and weathering surfaces were formed, which are the most important morphosculptures. On the basis of morphological and structurallithological approach, as well as own field research, a geomorphological map of the volcanic mountains mountains of Transcarpathia on a scale of 1: 100,000 was compiled.
The purpose of the research is to substantiate the theoretical prerequisites for the interpretation of the geophysical method of the Earth's natural pulsed electromagnetic field (ENPEMF). The justification will be performed by quantifying the stress state of the rock massif, modeling of the obtained analytical dependencies for disturbed massifs. The basis for the interpretation is the coordination of the obtained distributions of intensity with the intensity of the electromagnetic field. The initial data are classical formulas of theoretical mechanics, modified to the conditions of the geological structure of the object of research and long-term research by the method of ENPEMF at the object – Kalush-Golynsky potassium salt deposit in the Pre-Carpathian. The research methodology included the development and presentation of models of the stress-strain state of the mining area, followed by the calculation of specific distributions of stress and analysis of their relationship with the dynamics of ENPEMF for specific areas of regime observations. The results of the research are given in the following sequence: 1) an example of calculating model stresses; 2) practical results of ENPEMF; 3) comparison of theoretical model calculations and real observations' data. Examples of calculations are given for a rock massif including a rectangular-shaped mining operation located in a salt formation. The distribution of stresses is calculated for the 2D model, taking into account the actual physical parameters. The series of graphs shows the change in tension both along the profile and with depth. The model is complicated for a variant of two chambers located at different depths. Observation of ENPEMF is demonstrated for a complex section of rocks. Actual plots of the field intensity with a high degree of correlation correspond to the calculated plots at a certain depth. The complication of the section and the presence of different stages of the postoperative period, which is reflected in the regime observations, leads to the deviation of the form of the graphs from the "ideal-model", but at the qualitative level this form corresponds to the theoretical one. The novelty lies in the development of the principles of quantitative assessment of the stress-strain state of the disturbed rock mass as the basis for the theoretical assessment of the distribution of the natural pulsed electromagnetic field of the Earth. In particular, the identity of the results of practical geophysical observations and computational models of the stress-strain state is demonstrated. The results obtained should be considered as a contribution to the theoretical basis of the quantitative interpretation principles of the geophysical method of ENPEMF. At the same time, the ways of further research for the full implementation of this research area are indicated.
In the article is considered the geological and geomorphological structure of Vygorlat-Gutynske lea, Beregivske hillside and leas of buried volcanos. Also is given short description of deposits of territory research and forms of relief related to them. Key words: geological structure, morphology, volcanos, andezyty, bazalty, lyparyty, Vygorlat-Gutynske lea, Beregivske hillside.
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