(a) After the General Assembly approves an amendment to the Plan, the Department shall: (1) present copies of the approved amendment to the Governor and to each local jurisdiction entitled to voting representation on the Commission, for their information; and (2) make copies of the amendment to the Plan available to the general public. (b) The Department continuously shall review and evaluate information related to the Patuxent River and its watershed. (c) The Department periodically shall make and assist local jurisdictions and units of the State government in making environmental assessments of: (1) comprehensive planning programs, as they relate to the Patuxent River and its watershed; and (2) major land use changes, major regulatory actions, and major rezonings whether proposed or implemented as they relate to the Patuxent River and its watershed.