As a lawn, the green roof of the new Vancouver Convention Centre is kind of a mess.
But the roof, even though it’s been getting its annual mowing for the last week or so, is more of a natural landscape than a lawn.
And that 2.4 hectare natural landscape of 400,000 indigenous plants and grasses is doing a great job as a living roof that insulates the convention centre, said assistant general manager Craig Lehto.More
Luba, F. (November 15, 2012) Vancouver Convention Centre’s green roof getting its annual haircut
. Retrieved November 19, 2012 from http://www.theprovince.com/entertainment/Vancouver+Convention+Centre+green+roof+getting+annual/7555316/story.html#axzz2Cba5rkEY