I don't think this statement is inherently wrong, but perhaps misguided. Skyscrapers in there current state should be abolished, but I don't disagree with vertical expansion. The article makes what I think to be a very good case for garden space, and if we are to continue to build vertically we need to think about how we incorporate some nature and greenery into our high rise structures.
Singapore tries this and, in my opinion, does it better than most at least in examples (the oasia hotel being a prime one). Unfortunately, looking out across the CBD right now is still a glass & concrete smear that could be any city in the world. A few good examples do not a skyline make
