Forventes på lager: 25-08-2017
Alle Kategorier som dette produkt er en del af
Alle Kategorier som dette produkt er en del af
We have been making use of different energy sources for thousands of years. Fossil fuels may run out, and scientists are looking for other sources of energy. Will nuclear, wind, solar, water, biomass or geothermal energy be our future? Or does the future of energy lie in a combination of sources?