**Author details**

Adrian Grozavu1 and Florin-Constantin Mihai2 \*

\*Address all correspondence to: mihai.florinconstantin@gmail.com

1 Department of Geography, Faculty of Geography and Geology, "Alexandru Ioan Cuza" University of Iasi, Iasi, Romania

2 Department of Research, Faculty of Geography and Geology, "Alexandru Ioan Cuza" University of Iasi, Iasi, Romania
