It's difficult to say definitively, but activity seems to be picking up in the broader world of WTE, which goes way beyond food. In a Q&A at WasteDIVE, Stephen Jones, the President and CEO of waste-to-energy (or energy-from-waste) firm Covanta suggested that the business is being driven by the increasing reluctance of companies to use landfills. At this point, however, the focus is on existing plants: