Nature and EnvironmentBuilding a school out of bottlesTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoNature and Environment03/31/2020March 31, 2020What do you do if your community has a garbage problem? Omar Islam Ali is teaching young people in his town of Lamu in Kenya that one man's waste is another man's building material!https://p.dw.com/p/3UiNQAdvertisement