Seattle city has over of parkland. Seattle is located between the saltwater Puget Sound (an arm of the Pacific Ocean) to the west and Lake Washington to the east. The city's chief harbor, Elliott Bay, is part of Puget Sound, which makes the city an oceanic port. To the west, beyond Puget Sound, are the Kitsap Peninsula and Olympic Mountains on the Olympic Peninsula; to the east, beyond Lake Washington and the Eastside suburbs, are Lake Sammamish and the Cascade Range. Lake Washington's waters flow to Puget Sound through the Lake Washington Ship Canal (consisting of two man-made canals, Lake Union,
Environmental issues in Puget Sound the storage and discharge of industry chemicals have improved, and Puget Sound remains vital to the industries that depend upon it, such as shipping ports. Ports in Washington are diverse. Governed as municipalities, the ports operate shipping terminals, marinas, docks, and associated infrastructure, such as roads, railroads and parks. The fastest-growing part of Washington ports is industrial development. The Puget Sound region has been growing rapidly. According to the Puget Sound Regional Council (PSRC), a board that plans for growth in the four central counties of the area (Kitsap, Pierce, Snohomish and King counties), the combined population of these counties