EN
Attempts to reduce carbon dioxide emissions released in combustion processes of fossil fuels face technological and economic barriers. Thus new sources of energy are searched for, which would be the least possible nuisance for the environment or which environmental impact would be neutral. Wood pellets were characterized as a bioenergy raw material with considerable development potential. Ecological and economic effects of their application were discussed. Costs of generation of 1 kWh energy from selected types of fuels were compared.