Ecobuild 2011 Jam packed session-Beyond BedZed-Is It Possible to Deliver ‘Zero Carbon’ Development Cost-Effectively chaired by Pooran Desai, Founding Director of BioRegional Quintain. (Photo by Mignon O’Young)

Ecobuild 2011 Jam packed session-Beyond BedZed-Is It Possible to Deliver ‘Zero Carbon’ Development Cost-Effectively chaired by Pooran Desai, Founding Director of BioRegional Quintain. (Photo by Mignon O’Young)

Ecobuild 2011 Jam packed session-Beyond BedZed-Is It Possible to Deliver ‘Zero Carbon’ Development Cost-Effectively chaired by Pooran Desai, Founding Director of BioRegional Quintain. (Photo by Mignon O’Young)