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.
In Africa the sun shines up to 320 days a year. Powerful rivers flow through the continent. In some countries, hot springs bubble out of the ground: ideal conditions from which to harness geothermal power. Africa has the potential to be a leader in green energy. But its making progress in very small steps.
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.