In the period 4-5 August 2021 in implementation of the project “Capacity building on sustainable utilization of ecosystem services by local communities in mountain regions – CAPLOCOM” CCI No. 2014TC16I5CB006 and Contract № РД-02-29-68 / 05.03.2021, implemented under CBC Interreg Program – IPA between the Republic of Bulgaria and the Republic of North Macedonia, researchers from the Forest Research Institute at the Bulgarian Academy of Sciences visited Delchevo town and took part in a training seminar, discussing the scientific and practical progress in the assessment and mapping of ecosystem services in the cross-border region of Osogovo.