“ECOSYSTEM SERVICES” CONCEPT - ECONOMIC APPROACH

Most of the world population depends, in survival terms, on the way ecosystems function. Final products of nature represent services provided by ecosystems. Round the concept “ecosystem services” gravitate most of solutions embodied in the policies and strategies protecting biodiversity. The main types of services provided by ecosystems, as well as their trend is analyzed identifying the main factors generating changes taking place in ecosystems (population, economy, socio-political factors, scientific, technological, cultural and religious factors, climate change, fertilizers use, habitat change).