Biochar -- Putting the carbon Genie back in the bottle: Rob Lerner at TEDxSanMiguelDeAllende

A new TED talk on biochar...




Other biochar related TED-type talks...

TEDxBerkeley - Lopa Brunjes - Biochar: An Ancient Solution to a Modern Problem
http://youtu.be/ZroDAyIqW74

TEDxHilo - Josiah Hunt - Biochar and the Future of Farming
http://youtu.be/SWbomZJn83U


The Carbon Negative Revolution: Jason Aramburu at TEDxMission
http://youtu.be/3C7rn6Amf0k