The goal of sustainable development is, broadly, to find an optimal interaction of foursystems: economic, ecological (environmental), social (human) and technological. Theoptimum level of sustainable development is achieved when the four systems support acontinuous and well balanced growth, in a dynamic and flexible process.Sustainable development also means that economic activities may not be based only on theidea of obtaining the benefits by entrepreneur for short-term, but priority should beevaluated long-t
erm costs for society (Glăvan, 2003).
A complex analysis of the concept of sustainable development follows environmentalissues closely related with quality of life and population needs.In a broad acceptation from the sustainable development is expected solving the greatproblems of humanity: poverty, inequality, environmental degradation, increasing levels of urban, inflation rate, unemployment, financial, geopolitical and economic crises, or evenremoval traditional values. Sustainable development approach can be made from manyangles. Can appreciate the sustainable development on two ways - material and spiritua