Sindh Chief Secretary Mumtaz Ali Shah has said that the provincial govt. has to work fast to restore 138 parks in the city which have been recently cleared of encroachments, otherwise their land could once again be encroached upon by anti-social elements. He said that the regime of public-private partnership will be utilized to restore the parks. The govt. will engage well-reputed educational institutions, non-govt.al and community-based organizations, and private entities to restore the parks and later to a have a surveillance system on them to secure the land against any attempt to encroach.