Question: What type of business certification do they plan on expanding?
Sentence: Other environmentally focused initiatives include curbside recycling, curbside composting bins (in addition to trash, yard-waste, and recycle bins), farmers' markets, community gardens, garden-share, an urban forest initiative, a hazardous materials home-collection service, green business certification, and a municipal bus system which is currently being revamped to integrate with the soon-to-open Expo Line.
Answer in sentence: yes