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Soil is an essential component of ecosystems, one of the most important natural resources and a significant factor in maintaining ecosystem health and biodiversity. Since 2002, the LUCAS (Land Use/Cover Area Frame Statistical Survey) project has been regularly implemented in the European Union to obtain data on changes in land cover and land use patterns, various environmental indicators, as well as indicators characterizing soil properties. Field studies were conducted and soil samples were taken within the frame...

The growth course properties of grey alder (Alnus incana (L.) Moench) on different site types are still insufficiently researched, especially, if to compare the forest and abandoned agricultural lands. Due to the species relatively high prevalence in private forest areas in Latvia, which according to the forestry statistics data, equaled 11% in 2023, it has crucial significance to the economy. The paper analyses 40-year-old grey alder stands on abandoned agricultural land, forest land, and forests along the rivers...