Douglas fir (Pseudotsuga menziesii) has regenerated naturally in European forests since the middle of 20th century. Some cases an invasive character species have been reported under specific site conditions, but systematic data on extent natural regeneration and spread across different forest communities are largely lacking. Due to its potential tolerance increasing summer droughts, suggested a...

of building cultural centers in all communities and with any kind of attitude has always been one of the designers’ issues. when we use the term in ordinary daily conversation, we often think of culture as an equivalent to the “higher things of the mind”- art, literature, music and painting. according to sociologists, the concept of culture includes such activities, but also far more. culture c...