The wonderful world of worms | Cathy Nesbitt | TEDxTheAnnexWomen
11:20
The Power of Worms | Erich Fässler | TEDxHochschuleLuzern
7:48
What Can Compost Worms Teach Us? | David Witzeneder & Marion Désauté | TEDxDonauinselSalon
13:07
From sand to soil in 7 hours | Ole Morten Olesen | TEDxArendal
15:09
Use your voice and tell your story | Nora Sophie | TEDxVienna
17:20
The benefits of writing by hand | Katie McCleary | TEDxEustis
14:05
Let the worms eat your organic waste - Vermicomposting | David Witzeneder | TEDxDonauinsel
10:34
Biochar - the future of sustainable agriculture: Lauren Hale at TEDxUCR
18:34