A journey to Bulgaria right to the center of planet earth

Geothermal Borehole CC Our underground is full of carbon free energy we are currently using barely. Anyway some cultures like the Bulgarian are quite connected to this source of energy through their balneology. Geothermal heat most of us know from thermal spas which last from ancient roman times and the 19th to 20th century when …

The hydropower as a the main column of the traditional renewable energy suply of Bulgaria

Since the very first opening of electric hydropower plants in Europe near ┼áibenik in Croatia and the peak of industrial revolution in the beginning of the 20th century, many big hydropower plants were opened around the world. Big projects like the hydropower plants at Lake Michigan, the Niagara Waterfalls or the Wolga River were realized …

Let’s experiment! Windtubine on the bike my experiences:

All gear for the bike trip is tested and ready now after a longer phase of ordering and choosing the right items for the journey. It was not so easy to find all things in this actual global economical situation. For example one of the basic components which provides electricity on bikes, the hub dynamo …