About the Authors

Josef Novotny

pepino@natur.cuni.cz

Affiliation Department of Social Geography and Regional Development, Faculty of Science, Charles University in Prague, Prague, Czech Republic

Jiri Hasman

Affiliation Department of Social Geography and Regional Development, Faculty of Science, Charles University in Prague, Prague, Czech Republic

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JN JH. Performed the experiments: JH JN. Analyzed the data: JH JN. Wrote the paper: JN JH.