Alasdair speaks to Dr Dan Quiggin, Senior Research Fellow at Chatham House  currently researching the implications of using Bioenergy with Capture and Storage or BECCS .He then asks Ember, Chief Operating Officer, Phil MacDonald [NB after 43mins] for his analysis of negative emissions,  BECCS and Dr Quiggin's findings.   They reach sobering conclusions about the potential impact of pursuing BECCS to remove carbon from the atmosphere.Click here to visit The Future Unrefined, our curated collection of articles and podcasts on raw materials and extraction. Find more podcasts and articles at www.landclimate.org