Mark returns to TWiM to join in a discussion of soil microbiota as game-changers in restoration of degraded lands, and discovery of a centimeter-long bacterium, the biggest yet discovered.

Guest: Mark O. Martin

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Links for this episode:

• Game-changing soil microbiota (Science)
• A World Without Soil by Jo Handlesman
• A World Without Soil video (YouTube)
• Centimeter-long bacteria (bioRxiv)
• How large can a bacteria get? (YouTube)
• Giant bacteria (YouTube)
• Three faces of Thiomargarita (Small Things Considered)
• The microbe that could be seen (Small Things Considered)
• Energetics of the eukaryotic edge (Small Things Considered)
• A lakeside tale (Small Things Considered)
• Letters read on TWiM 261

Music used on TWiM is composed and performed by Ronald Jenkees and used with permission.

Send your microbiology questions and comments to twim@microbe.tv