Toronto’s chief medical officer is asking for in-depth study of potential health effects related to expanding Billy Bishop Toronto City Airport. At a Toronto Board of Health meeting, public health officials, residents, and other experts discuss the possible implications of changing airport operations, including scenarios that would increase the number of planes operating near the waterfront. While the specific scale and design of any expansion are not yet defined, officials warn that greater aircraft activity could affect nearby communities. City News Toronto reports that concerns focus on air pollution and noise, which residents say could worsen with more frequent flights. Global News similarly describes the meeting as a forum where participants emphasized that health impacts should be examined thoroughly before decisions are made. The discussion centers on the need to understand how increased flight activity could influence local exposure levels and potential health outcomes for surrounding residents. The board’s deliberations reflect a precautionary approach, with public health officials calling for research to quantify risks rather than relying on assumptions about what an expansion might mean for health.