Influence of environmental and climatic factors on the radial growth of European ash (Fraxinus excelsior L.) Bat species composition and abundance in two underground hibernaculae in Vilnius before and after fencing Impact of climatic fluctuations on radial increment of English oak (Quercus robur L.) Cytogenetic damage in perch (Perca fluviatilis L.) and Duck mussel (Anodonta anatina L.) exposed to crude oil Impact of agriculture decline on nitrogen and phosphorus loads in Lithuanian rivers Mineralization of organic matter in bottom sediments of the littoral zones of four Lithuanian lakes Growth and metal accumulation ability of plants in soil polluted with Cu, Zn and Pb Structure and dynamics of Saxifraga hirculus L. populations