Anyone who lives in a big city knows that stars are a rare sight due to light pollution, but that may soon change in one American metropolis. Pittsburgh, Pennsylvania has announced that it will become a dark sky city in 2022, joining others like Tucson and Sedona in Arizona, and … [Read more...] about Pittsburgh will become a dark sky city in 2022
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Solar Sister empowers women in Africa to sell clean, solar technologies
Distributing solar-powered lights and phone chargers where they are needed the most, while giving low-income women the opportunity to earn supplementary income—such is the vision behind Solar Sister, a social enterprise with a presence in Tanzania, Uganda and Nigeria. With 1,500 … [Read more...] about Solar Sister empowers women in Africa to sell clean, solar technologies