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2021 ◽  
pp. 85-94
Author(s):  
Piotr Pawlak

This text is a continuation of the analysis of the attitudes of politically engaged users of the Facebook, conducted between 13.12.2020 and 25.01.2021 on a sample of 220 respondents. The first statistical conclusions and the full description of the methodology were published in the issue 1/2021 of Przegląd Politologiczny (Pawlak, 2021). In this text, I focused on the interpretation of the open part of the questionnaire, in which the respondents expressed their own ideas and forecasts regarding the possibility of ending/mitigating the conflict. While the data from closed questions could be treated as coming from a group representative of politically engaged Facebook users in Poland (although this condition was more of an added value than the intention behind the research), the material containing answers to open-ended questions is no longer of this nature. This is due to the fact that 43.6% of the respondents left this section unanswered. The analysis presented here prompts reflection on the conciliatory potential of social media, which I consider to be an important platform for political debate in the 21st century.


Human Affairs ◽  
2021 ◽  
Vol 31 (4) ◽  
pp. 409-419
Author(s):  
Jeremy Barris

Abstract Philosophy often at least implicitly includes and depends on a logical structure which is also that of jokes. This is the case when philosophy involves questioning or establishing concepts in their own right, and when it involves the kinds of metaphysics which ask about reality and the world as a whole or as such. Taking this humour-like structure into account in presenting philosophy helps, among other things, to lay open part of the character of philosophy itself, to underscore the radical self-perspective that is constitutive of philosophy, and to contextualise the often confusing experience of coming to grips with an unfamiliar philosophical framework.


2021 ◽  
Vol 93 (7s) ◽  
pp. 36-52
Author(s):  
Zvonimir Lušić ◽  
◽  
Nenad Leder ◽  
Danijel Pušić ◽  
Rino Bošnjak ◽  
...  

The Port of Split is located in the central part of the eastern Adriatic and is the largest Croatian passenger port. The Port of Split consists of the North Port, for the reception of mainly cargo ships, and the City Port for the reception of passenger ships. Although the port is protected from the open part of the Adriatic by a number of islands, its specific spatial position as well as local hydro-meteorological factors, primarily wind, can significantly affect the safety of navigation, and ultimately close all traffic. The entrance to the City Port is facing to the south; accordingly, the effect of southerly winds and waves will be one of the primary factors influencing the safety of manoeuvring. Also, the wider area of Split is characterized by the strong local, approximately NE wind with sudden gusts (‘’Bura’’) which is especially dangerous for navigation. This paper analyses the effect of significant hydro-meteorological factors on the safety of manoeuvring at the approach and within the City Port of Split. The influence of wind, waves, sea current, tides and visibility will be analysed. Also, these factors will be classified in order of importance with respect to those parts of the port where they predominate as a threat to manoeuvring safety. The obtained results should serve as a basis for future defining of limiting working/manoeuvring conditions.


2021 ◽  
Vol 5 (4(68)) ◽  
pp. 65-68
Author(s):  
R. Basenko ◽  
V. Kovalenko ◽  
H. Avanesyan

Issues of street crime are considered. It has been established that street crime is a kind of illegal social practice and is a mass destructive phenomenon. It is manifested in the commission of homogeneous socially dangerous criminally punishable acts in the free and open part of the settlement. It has been proved that the manifestations of street crime are such types of intentional criminal offenses as: murder, bodily injury, beatings and murders, rape, theft, robbery, burglary, fraud.


2021 ◽  
pp. 14-16
Author(s):  
J.S. Akhundov ◽  

While drilling oil and gas wells, 10–15 % of open part of wellbore consists of permeable fractured reservoirs and horizons. Despite of it, 70–80 % of failures occurring in wellbore fall on the permeable suites. After sticking electrical measurement only upper interval is specified. Then an oil patch is practically installed in abnormally complicated reservoirs in the upper permeable stuck and bottomhole intervals to prevent the complications and blowout. The drilling string often remains stuck beneath the upper suite in three-four suites to the bottomhole. It is necessary to install stepped oil bath to prevent it.


2021 ◽  
Author(s):  
Mikhail Zobkov ◽  
Natalia Belkina ◽  
Vladimir Kovalevski ◽  
Maria Zobkova ◽  
Tatiana Efremova ◽  
...  

<p>Lake Onego is the second largest lake in Europe. Sediment samples (23) were collected in different regions of the lake. Microplastics (MPs) were extracted from sediments with heavy liquid, oxidized and its abundance was determined using a microscope with a magnification of 40x. The extraction efficiency and the level of external contamination were evaluated, the results were blank-corrected. The anthropogenic origin of randomly selected MPs items was confirmed by Raman spectroscopy. MPs were detected in all samples. Maximum MPs abundances in sediments were observed in areas associated with the mouth of the second largest tributary of the lake – river Shuya and Petrozavodsk Bay (2244 ± 1901 pcs/kg DW; n= 6, p = 0.95), the open part of the lake (2356 ± 1689; n = 5, p = 0.95) and in Kizhi National Park (3413 ± 2005; n = 4, p = 0.95). In mean MPs abundance in Lake Onego was 2141±1144; n=22; p = 0.95).   Fibers dominated in most of the samples (64±14%; n=22; p = 0.95). It was established, that fibers accumulate in sediments together with medium silt fraction (0.01-0.05 mm). MPs abundance was extremely high in Kondopoga bay (217 000 pcs/kg DW) and was mainly represented by microcapsules, possibly due to impact of the wastewaters of the Pulp and Paper mill plant at this site. In mean, MPs abundance in Lake Onego sediments was at least two times higher, than was previously established in Baltic Sea with similar methodology. Further comprehensive assessment of MPs contamination rates and forecasting consequences of this contamination to ecosystem is an urgent need in current research.</p><p>The study was supported by the Russian Science Foundation grant number 19-17-00035.</p>


Author(s):  
O.N. Yasakova ◽  

The article presents research results of taxonomic composition and quantitative development of the phytoplankton in area of Novorossiysk port and in the open part of the bay for the period of May-September 2018. In total 52 species of the phytoplankton were found. Coefficient of flora similarity in 2017 and 2018 was 62%. Average values of abundance and biomass in the port were 190 thousands cell/L and 250 mg/m3 , in the open areas of the Novorossiysk bay – 266 thousands cell/L и 303 mg/m3 . Dominated in the study area was Bacillariophyta – 70–58 % of the total abundance and 78–75% of the phytoplankton biomass. The small mesosaprobic species diatoms (Thalassionema nitzschioides, Leptocylindrus minimus, Chaetoceros compressus), Euglenophyta (Euglena sp.), Cryptophyta (Plagioselmis punctata) developed significantly in the port. The Chrysophyta (Emiliania huxleyi) and diatoms Proboscia alata и Pseudosolenia calcar-avis prevailed in the open area of the bay


2021 ◽  
Vol 266 ◽  
pp. 07010
Author(s):  
E.I. Valieva ◽  
E.N. Poludetkina ◽  
O.N. Vidishcheva ◽  
A.K. Mirinets ◽  
A.E. Rybalko

The subject of this article represents results of scientific studies in 2018–2019. The studies indicate that the phenomena of gas saturation of bottom sediments are often observed within the Lake Onega. Basically, this occurs in the mouths, while in the open part of the lake the degree of gas saturation of the sediments is incomparably less. According to the geo-chemical studies, numerous signs confirmed the predominantly biogenic origin of gases.


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