mption decreased as a result of the Soviet Union's collapse. Yet, as GDP experienced a sharper decrease, the link between the two variables continued to be weak. Thus, it was not until 1997 that the per capita use began to drop (http://www.eia.doe.gov/oiaf/ieo/world.html).
             To sum up, the relationship between energy use and economic growth exists but its intensity depends on the development stage undergone by a country. If the latter boasts a high income level, the link is less intense. If it has a low or medium income level, the relationship is stronger. Consequently, the higher the income the weaker the link.
             Given the enormous pressure put on natural reserves which are said to be running out, the most viable alternative is the exploitation of renewable resources - wind, sun, water etc (http://www.energy.ca.gov/reti/index.html). In this regard, one of the boldest US states is California which has set up a very ambitious goal: to generate 3000 megawatts of electricity by 2017 with the help of the solar systems placed on
             ...