An African startup is bringing off-the-grid clean energy to sub-Saharan Africa, where over 600 million people do not have access to electricity.
원문출처 : http://www.cnn.com/2016/12/15/africa/off-the-grid-tanzania-rwanda/index.html
원문출처 : http://www.cnn.com/2016/12/15/africa/off-the-grid-tanzania-rwanda/index.html