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In remote, hard-to-reach areas, renewable energy resources such as the sun or wind are available and can be used to produce green electricity at competitive prices. The disadvantage is that we do not always have the source of energy available (sun at night or continuous wind). This disadvantage can be overcome by using hybrid combinations of two or more renewable energy sources together with the storage of the energy produced, thus ensuring the supply of electricity at very good performance levels and with low cos...

Worldwide, political framework reaffirmed sustainable development as a central element of the international agenda and give a new impetus to the practical application of the global measures to combat the negative effects of human actions and for the environmental protection. Since mid 2010, petrol consumption in the transport sector has increased at a higher rate than in other sectors. The transport sector generates 35% of the total CO2 emissions. In this context, strategies have been adopted to use clean energy, ...