In the Masai community where 13-year-old Richard Turere lives, cattle are all-important. But lion attacks were growing more frequent. In this short, inspiring talk, the young inventor shares the solar-powered solution he designed to safely scare the lions away.
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Nguồn: https://12m-15m.org/
Xem thêm bài viết khác: https://12m-15m.org/category/moi-truong
