Electricity from energy plants that are powered by Biogas. As “Biogas” is meant landfill gas or gas from wastewater treatment plants.

Wind as energy resource. One “plant” can be composed of more than one unit, i.e. one wind park may be powered by more than one physical wind turbine.

Water as energy resource.

The sun as energy resource.

Electricity from cogeneration plants. Principle of combined heat and power generation.