The Burning Solution (to a burning problem) - Biochar
12:12
Biochar: How burning stubble could FIGHT air pollution
11:02
Nederburg's Journey of Sustainability: Biochar Project [FULL VIDEO]
30:13
The simplest biochar production method known
14:11
Inside Africa's Food Forest Mega-Project
10:27
Agroforestry: A solution to farming’s biggest problems?
20:41
What is Terra Preta? Hint: It's not just Biochar
28:40
Clean burn for charcoal in a new design of kiln
15:10