but will be several thousand times more effective. The report states a tree, manufactured at a cost of $20,000 dollars or circa £15,000 per unit could remove as much as 10 tonnes of C a day. Indeed, if just 100,000 were created this would be sufficient to capture the whole of the UK’s current emissions from non-stationery and dispersed emissions (ie transport pollution). The ‘mechanical forests’ could be planted in areas such as our own M25 or even the North Sea!" 2012 - 2011 - 2010 - 2009 - 2008 - 2007 - 2006 - 2005