▲ 99 ▼ How a South African town cleaned up its polluted river using stones, wood and sand (www.theguardian.com) submitted 16 hours ago by Fossy@programming.dev to c/upliftingnews@lemmy.world 2 comments fedilink hide all child comments
[–] SharkAttak@kbin.melroy.org 3 points 15 hours ago It's easy, you bury the polluters in sand, then use the stones and wood on them. permalink fedilink source
[–] MangoCats@feddit.it 2 points 15 hours ago Biochar is good stuff, if you've got a renewable supply. permalink fedilink source
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