Research interests: Landscape ecology, Ecosystem services, Cartography, Geographic Information Systems.
Achievements: Author and editor of six books and four scientific collections of reports. Author of 71 scientific publications and reports, 4 popular science papers and 4 maps.
The book ”Zhelezov, G., /Editor/. 2011. Sustainable Development in Mountain Regions: Southeastern Europe, Springer. p. 291. ISBN 978-94-007-0130-4; ISBN 978-94-007-0131-1 (e-Book)” was awarded with the prize for applied science significant contribution by the Union of Scientists in Bulgaria for 2012.
To celebrate the International Year of the map 2015-2016 was honored with certificate for contribution to Bulgarian Cartography.