Amy Chua created quite a stir this weekend when people caught wind of her wildly controversial essay in the Wall Street Journal on how Chinese parents raise such stereotypically successful kids.
"A researcher I was speaking to recently reckons green walls in urban canyon environments (areas where walls are higher than the width of the road separating them) are more effective than trees at collecting particles because the way the wind eddies around and then moves down the wall, " Laurence said.