A resolution carried by King's Committee of the Whole yesterday (7 November 2022) suggests the new owner of the Greenbelt lands west of Bathurst is "committed to providing the necessary lands" to Southlake Regional Health Centre for a "nominal fee".

The resolution is at 3:18:40 on this YouTube clip.
Click "read more" to see the resolution.
Gordon Prentice 8 November 2022
Update on 9 November 2022: Toronto Star editorial: The Greenbelt is for nature not housing. And from Newmarket Today: Newmarket Environmentalists concerned by Greenbelt Development