Biochar is gaining ground as a way to sequester carbon in the ground.
Is it as simple as burying charcoal in the ground? Not quite... charcoal and biochar are a little different, and we invited several guests to help us understand the differences and the process.
Johannes Lehmann at Cornell University is well-versed in biochar; he joins us by phone.
You'll emerge from the session with a greater understanding of why biochar excites so many people.