Planting trees for bus passengers

[NewsCaster]

A bus company and tree nursery join forces to offer free trees for every passenger carried.

More... (http://news.bbc.co.uk/go/rss/news/int/search/news%2Bsport/bus/-/2/hi/uk_news/wales/north_west/7625537.stm)

[G-CPTN]

I suspect that by 'trees' they are talking about tiny seedlings rather than saplings or even trees as we know them.
Good publicity, but not quit as impressive as some might think . . .