Norsk Hydro ASA engages in producing and supplying alumina and primary aluminum. It operates through the following segments: Hydro Bauxite and Alumina, Hydro Aluminium Metal, Hydro Extrusions, Hydro ...

The theory behind hydropower is very simple: water obeys gravity and imparts the gained kinetic energy onto a turbine, which subsequently drives a generator. The devil here is, of course, in all the ...