The energy transition to renewable energies comes too fast for the big German utilities. They have ignored the upcoming energy transition for many years and had installed the wrong power plants. Solar energy is going to destroy their business model right now. This is why we see the final showdown between solar energy and the classical energy industry. Solar energy seems to kick them out of the grid soon. more...
Many people associate solar electricity generation directly with photovoltaics and not with solar thermal power. Yet large, commercial, concentrating solar thermal power plants have been generating electricity at reasonable costs for a lot of years. more...
An enormous market in China, ambitious targets in the EU … but what are the basics of solar water heating? This article describes the principles and technology for using solar energy to heat water, and looks at applications for domestic hot water and space heating. more...
Normally statistics are not very interesting. In the field of renewable energies and climate protection they show the ongoing development. This leads to trends that are surely not boring. Therefore, this data service offers material on different subjects. more...
A collection of interesting tools helps with the calculations for several problems. If you need to convert energy units, calculate the performance of wind power plants or estimation the position of the sun, you will find the solution here. more...
Contrary to most conventional power plants renewable energy technologies are nice to look at. Several photo series show this with images on different themes of renewable energies. more...