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Unmanned aerial vehicles – source of new threats in the civil aviation

100%
Krakowiak E.
Security Forum
|
2017
|
vol. 1
|
issue Volume 1 No. 1/2017
55-62
EN
The presence of unmanned aerial vehicles in the airspace is affected by stimulating the development of aviation but also led to the creation of a new kind of threat. The variety of design and versatility of their applications made unmanned aerial vehicles widely available to all people. The number of flight incidents involving UAV was largely caused by failure to follow the rules of safe operation and the lack of experience of the operator. Due to the effects which may entail collision with an unmanned aircraft, aviation authorities and the users themselves take a series of measures aimed at their elimination.
2
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Funkcjonowanie wielkich obiektów sportowo-rekreacyjnych w przestrzeni turystycznej polskich miast – wybrane przykłady

72%
Łuć B.
Studia Ekonomiczne
|
2020
|
vol. 391
25-44
PL
Ze względu na systematycznie rosnącą liczbę wydarzeń sportowych i innych wydarzeń kulturalnych w polskich miastach jest budowanych coraz więcej wielkich obiektów sportowo-rekreacyjnych. Są to zarówno stadiony piłkarskie, jak i hale widowiskowo-sportowe. Ich obecność uwidacznia się znacząco w przestrzeni turystycznej miast. Celem artykułu jest określenie roli i znaczenia wielkich obiektów sportowo-rekreacyjnychw przestrzeni turystycznej polskich miast. Zaprezentowano dane opracowane przez administrację poszczególnych obiektów oraz władze miejskie. Dokonano też klasyfikacji obiektów ze względu na różnorodne czynniki.
EN
Due to the systematically increasing number of sporting and other cultural events, more and more large sports and recreation facilities are being built in Polish cities. There are two football stadiums, as well as sports and entertainment halls. Their presence is clearly visible in urban spaces. The purpose of the article is to limit the role and importance of large sports and recreation facilities in the spaces of Polish cities. The data were presented by the administration of various sport venues and municipal authorities. The objects were also classified according to various products.
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