We have heard a lot about biochar lately and find that many are confused about whether this charcoal (yes, a word which includes “coal”) can really be a good thing.  This article by The Economist does a great job of explaining how biochar enriches the soil while reducing GHG emissions:

http://www.economist.com/sciencetechnology/displaystory.cfm?story_id=14302001&fsrc=rss

Check it!