This paper describes energy efficiency indicators and indices of improvements according to type use. The purpose is the monitoring comparing trends in EU-27 countries, Norway Republic Croatia, therefore Croatia have been specially presented for each consumption sectors.

improving the resource use efficiency in agro- ecosystems is an importantfactor for reducing environmental pollution. to evaluate phosphorus (p) efficiency andbalance indicators, research was conducted in wheat and saffron production systems inthe qaenat region (south khorasan province, iran) during 2011 and 2012, based on themethod of the organization for economic co-operation and development ...