Oleg Seliverstov

V.N. Karazin Kharkiv National University · Geology and Geography

In a comparative analysis of the accuracy of digital elevation models (DEMs) constructed from data acquired by various middle-price unmanned aerial vehicles (UAVs), six different budget UAVs were used with eight different cameras at heights of 25, 50 and 100 m. DEM construction was carried out with reference to ground control points, and without su...

Soil erosion by water is the most important global environmental problem. A modern system for assessing and monitoring soil erosional degradation should be based on the use of remote sensing data. This raises the issue of correct data decoding. The article proposes a method for visual interpretation of eroded soils according to the Sentinel image o...

The logging is the leading cause for the reduction in the forest area in the world. At the same time the number of forest clearcuts continues to grow. However despite the massive scale such incidents are difficult to track in time. As a result huge areas of forests are gradually being cut down. Therefore there is a need for regular and effective mo...

Ukraine does not have a reliable and publicly available source of information and data about protected areas (PAs). Therefore crowdsource development of the open cadastre of PAs was jointly initiated by non-governmental organizations activists, GIS-specialists, conservation researches and practitioners. As a result, primary data has been collected...