Erm the greenbelt objectives which we identify with or could be compromised by significant peripheral expansion, or the expansion of a settlement within the greenbelt, were primarily the effecting the setting of the historic city, which we and the County considered and refer to more than just the green wedges, and but involve the whole countryside, and the setting of the settlements within the greenbelt around the Greater York area, expansion of lar large urban areas into the countryside, possible coalescence of settlements.