Hungary is located in the deepest part of the Pannonian Basin,which is affected by floodwaters.Lowland areas are particularly vulnerable to floods.Many natural and anthropogenic processes have contributed to the forma...Hungary is located in the deepest part of the Pannonian Basin,which is affected by floodwaters.Lowland areas are particularly vulnerable to floods.Many natural and anthropogenic processes have contributed to the formation of these flood patches,after river regulation(decisively from the middle of 18th century)and continue to affect them.The objective of this research is to reveal the processes of landscape-change in areas of waterlogging,or areas threatened by excess water inundation in order to establish methods of adaptive excess water management.The analysis focuses on examining the previously prevalent land-use structure and linear infrastructure elements(green,blue infrastructures)of the past 200-250 years that can be identified using historical,military maps and aerial photos.Historical maps compare different periods of 50-60 years prevalence.As a result of this analysis,the role of watercourses in shaping landscapes and human intervention process can be monitored and supported with maps including data.The processing consisted of geographic information system(GIS)methods:georeference the historical maps and digitalize the well-separable land-uses of the sample area.The results confirmed the process of landscape-change and the trend of green areas:cultivated areas and the spread of settlements.In conclusion,landscape-changing analyses of landscape-changes provide valuable data onto identifying changes in land-use,which are complemented by hydrological databases,especially those related to waterlogging areas,as they adequately support adaptive excess water management methods in areas with specific characteristics.The results show which land-uses can be considered as permanent,stable land-uses in the given sample area and broach whether changes within the green and blue infrastructure network contribute to the increase or decrease of excess water formation.展开更多
文摘Hungary is located in the deepest part of the Pannonian Basin,which is affected by floodwaters.Lowland areas are particularly vulnerable to floods.Many natural and anthropogenic processes have contributed to the formation of these flood patches,after river regulation(decisively from the middle of 18th century)and continue to affect them.The objective of this research is to reveal the processes of landscape-change in areas of waterlogging,or areas threatened by excess water inundation in order to establish methods of adaptive excess water management.The analysis focuses on examining the previously prevalent land-use structure and linear infrastructure elements(green,blue infrastructures)of the past 200-250 years that can be identified using historical,military maps and aerial photos.Historical maps compare different periods of 50-60 years prevalence.As a result of this analysis,the role of watercourses in shaping landscapes and human intervention process can be monitored and supported with maps including data.The processing consisted of geographic information system(GIS)methods:georeference the historical maps and digitalize the well-separable land-uses of the sample area.The results confirmed the process of landscape-change and the trend of green areas:cultivated areas and the spread of settlements.In conclusion,landscape-changing analyses of landscape-changes provide valuable data onto identifying changes in land-use,which are complemented by hydrological databases,especially those related to waterlogging areas,as they adequately support adaptive excess water management methods in areas with specific characteristics.The results show which land-uses can be considered as permanent,stable land-uses in the given sample area and broach whether changes within the green and blue infrastructure network contribute to the increase or decrease of excess water formation.
