@inproceedings{sgem2022s1218, title = {POLDER SYSTEM IMPACT ON NATURA 2000 TERRITORIES: A CASE STUDY OF VALGUNDE LATVIA}, author = {Kristaps Siltumens and Inga Grīnfelde and Sindija Liepa and Jovita Pilecka-Uļčugačeva and Anda Bakute}, booktitle = {SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 22nd SGEM International Multidisciplinary Scientific GeoConference Proceedings 2022, Water Resources. Forest, Marine and Ocean Ecosystems, VOL 22, ISSUE 3.2}, year = {2022}, pages = {157-164}, publisher = {STEF92 Technology}, doi = {10.5593/sgem2022v/3.2/s12.18} }