the expected impact is mainly related to increased costs for infrastructure maintenance due to the expected increase of thermal stress on the road and railway infrastructure problems resulting from the thermal stress require strict adaptation expenses an annual increase of adaptation costs by to per cent for road surfaces until and up to per cent for railway infrastructure in the realistic scenario to this area includes floodplain and riparian forests in a substantial part of miziian forestry district especially in the region of the dobrudzha coast in zone a will also cover low subbelt forests of durmast beech and fir in the balkan mountains eastern rhodope and pirin subregion