Earthquakes, also known as telluric tremors, are unexpected earth’s crust vibrations or oscillations, rapid and different in intensity, caused by the sudden displacement of a rocky mass underground.
Controls and certifications – A rated houses
Since 25th July 2009, in Umbria, like in the other Italian regions that had not legislated before with respect to this matter, the release of the Energy Performance Certificate (ACE – attestato di certificazione energetica) is mandatory, according to National Guidelines (Ministerial Decree 06/26/09).
All you need to build a house
To build a house it is necessary to follow a specific bureaucratic procedure that we are going to explain.
We consider renewable resources solar, hydro-electric, aeolian, sea and geothermal energies because they are inexhaustible sources. On the contrary non-renewable energies do not last forever because they need a very long time to grow – especially fossil fuels like oil, coal, natural gas – and they are finite resources.