beetles in Slovenia from 1945 onwards. In the past 18 years in Slovenia, the greatest
number of sanitary fellings have been due to catastrophic weather events (42%), followed by
fellings for other reasons (24%) and insects (19%). Since 1999, fellings due to insects have
been increasing (1999-102,590 m3 wood, 2000-118,843 m3, 2001-132,732 m3, 2002-
169,382 m3 wood). In 2001 and 2002, fir bark beetles