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.
Germany's moves to renewable energy have received a major boost. Solar, water and wind power plants generated more electricity last year than ever before — growing a whopping 20 percent over the previous year to around 154 billion kilowatthours of electricity.
Thousands of university students from around the world battle it out in a solar decathlon - the task is to build a one-of-a kind energy-efficient home. But while the US Department of Energy is praising students and the state of Colorado for their advancement of green infrastructure, under US President Donald Trump, it's also promoting policies that could slow down America's renewable energy boom.