By wind

The sailboats dominated the XVII. Navigation in the twentieth century. In fact, the wind is a cheap and renewable energy source, and there was no choice but to make the long trips that were made at that time. However, in modern times all types of fuels have been exploited in the means of transport, including nuclear ones. Is it not time to reflect on this?

Buletina

Bidali zure helbide elektronikoa eta jaso asteroko buletina zure sarrera-ontzian

Bidali