Energy of the 21st century

Renewable energy sources

We all know that fossil fuels (oil, gas, coal) are limited fuels and that we have them less and less. Because of this in the world there’s a great battle for the utilization of renewable sources of energy. One of the most important questions that are asked is: What will we do when oil will run out?

Some pessimistic estimates say that world oil reserves will be exhausted, that oil derivatives will be too expensive to buy. In developed parts of the world are beginning to seek alternatives to this pessimistic scenario. Many scientists believe that oil production will soon reach the point where demand for oil will be greater than the offer, and that the existing level of used sources of renewable energy is not sufficient to fill the gap that will occur. In Houston (USA), the city where there was American oil boom at the end of last…

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