Sign up for the Roche Bobois eco-newsletter, with green tips and trend reports, and you could win this special version of their swanky Maurizio Manzoni Nuage swivel chair, upholstered in bamboo fabric. RB has partnered with American Forests Global ReLEAF (get it?) Program and promises to plant a tree for every person that registers. Hurry up and click though, the drawing will be held on Friday, August 29.