Sheffield centre and retail parks, Ecclesall Road, London Road, Hillsborough, Firth Park and the Crystal Peaks shopping centre. In a 2010 survey of forecast expenditure at retail centres in the United Kingdom, Meadowhall was ranked 12th and Sheffield City Centre 19th. Sheffield has a District Energy system that exploits the city's domestic waste, by incinerating it and converting the energy from it to electricity. It also provides hot water, which is distributed through over of pipes under the city, via two networks. These networks supply heat and hot water for many buildings throughout the city. These include not only cinemas, hospitals,
Retail park Common in Edmonton is the largest power centre in Canada and one of the largest open-air retail developments in North America. Spread over , South Edmonton Common has more than of gross leasable area. In recent years, it has become quite common for an older shopping mall to be renovated as (or replaced entirely by) a power center, adding big-box stores, category killers and strip shopping center-type buildings to the parking and open areas, rather than to add anchors and new retail space to the existing mall facility. Puente Hills Mall and Del Amo Fashion Center in Southern California are