Lower Don Valley steel industry continuing to increase production and the Sheffield Development Corporation were given the task of redeveloping the area. Among the new developments are Meadowhall shopping centre, Valley Centertainment and Sheffield Arena. A public footpath, the Five Weirs Walk, has been opened up along the banks of the river from the city centre, and the Sheffield Supertram provides light rail access. It is home to one of the highest concentrations of sporting facilities in the UK with the Olympic Legacy Park, incorporating iceSheffield and the English Institute of Sport - Sheffield, located in the area. Lower Don Valley The Lower
Don Valley Parkway flooding. During the 2010 municipal election, mayoral candidate Sarah Thomson proposed a road toll for the Gardiner Expressway and Don Valley Parkway, drawing comments from critics and supporters across the city. Two projects are underway that may change the parkway's southern end. Waterfront Toronto is conducting an environmental assessment to evaluate replacing, modifying or removing the Gardiner Expressway east of Jarvis Street. The parkway would then end at Lake Shore Boulevard. The City of Toronto eventually decided to keep the Gardiner–Don Valley Park way connection, with revised ramps. A second proposal, known as the "Don Mouth Naturalization and Port Lands