The sun provides free energy for the taking. To what extent is this being used?
Solar power comes typically in the form of photovoltaic or concentrated solar. It's big business - that can help save our climate. Browse DW content on solar energy below.
German researchers have come up with a clever way to use the sun's energy to keep milk cool. Dairy farmers in Tunisia and Kenya don't always have access to power from the grid - now, green tech could help them to preserve their produce and reduce waste.
Black and white, but also green. Pandas are set to disrupt China's solar panel industry. Or cause pandamonium, if you will. A Chinese energy company is building 100 solar farms shaped like the bears along the route of the ambitious Belt and Road initiative.
Spain’s solar power was once a lucrative investment. The government lured in companies and individuals with promises of high payouts. But after the financial crisis, Spain cut these payments by 40 percent - retroactively. Now investors are fighting back.