We all know it's a good thing to plant more trees, but there's nothing like a load of very clever blokes telling you you're right while stroking there beards and nodding - Here's what the boffins said about tree planting back '09 - http://www.forestry.gov.uk/newsrele.nsf/web-allbysubject/7E8175C795DEB48A802576780042FEE0