Jet engines seem like they have good potential if applied effectively. They could use the engines as an intake into a maze of water walls[0]. They could also

Jet engines seem like they have good potential if applied effectively. They could use the engines as an intake into a maze of water walls[0]. They could also use them near passive air cleaners during slow winds[1]. What else? 0: http://www.kineticfountains.com/blog/do-water-fountains-clean-indoor-air/ http://www.kineticfountains.com/blog/do-water-fountains-clea... 1: http://gizmodo.com/5992764/this-giant-mesh-wall-acts-like-an-air-filter-for-mexico-city http://gizmodo.com/5992764/this-giant-mesh-wall-acts-like-an...