Károly Erdei's Homepage --- Artikel



My articles


I have written several articles during my hobby 
activities. These are divided into the following areas:

 

- Photographic articles (German, English, Hungarian, Italian) - Ornithological articles (German) - IT (information technology) in the areas of privacy and security (Hungarian)



Nature photography articles

						A few years ago, I wrote an article about the 
						Isola della Cona nature reserve in VTNÖ magazine.
						Based on my article, the web version can be found here.




Isola della Cona


Ornithological articles

Since I discovered the settlement of bee-eaters in 
Upper Austria in 2005, I wrote an article about it in
2006 in the VNO (Ornithological News from Upper Austria).

This article is available for download.




Breeding record of the European bee-eater (Merops apiaster) in the southern Mühlviertel region in 2005


After monitoring the bee-eater colony in subsequent years, 
I summarized and published the colony's breeding success 
in a new article in 2008. The article appeared again in VNO. 
It can also be downloaded as a PDF file.




About the bee-eater (Merops apiaster) in the southern Mühlviertel region of Upper Austria


My third article on the further spread of bee-eaters 
in Upper Austria, summarizing the years from 2014 to 
2017, appeared in ÖKO-L, issue 4/2017, with many 
beautiful pictures. 




The bee-eater and its occurrence in Upper Austria


IT: Privacy and security on the Internet

I have also summarized my previous lectures on 
“Privacy and Security on the Internet in Mobile 
Communications” in Hungarian. With my brother's 
additions, the article was published in two issues 
of the Hungarian magazine “Zöld Újság” as Part 1 
and Part 2 in June and July 2019. Both articles 
are also available as PDF files, as 
Mobile Phones 1 and Mobile Phones 2.

The perfect spy:

Cell phones 1. (Mobiltelefonok. 1.)

Cell phones 2. (Mobiltelefonok. 2.)



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