According to the Quality of Living Survey for the top ranking in the world’s cleanest cities in 2011, released by Mercer, Global Financial and HR Consulting Firm placed Top 3 ranked the cleanest city in 2011, including Calgary, Honolulu and Ottawa. It is based on the level of cleanliness of the city, air quality and air pollution levels. While cities of Canada ranks first and the third cleanest city in the world rankings.
Here’s a list 2011 Cleanest Cities in the world
10. Oslo, Norway
Oslo is the world's most expensive city. It is the capital and the largest city in Norway. Founded around 1048 by King Harald III of Norway, the city was largely destroyed by a fire in 1624. The Danish Norwegian king Christian IV rebuilt the city as Christiania (briefly also spelt Kristiania). In 1925 the city reclaimed its original Norwegian name, Oslo. Oslo is the cultural, scientific, economic and governmental centre of Norway. The city is also a hub of Norwegian trade, banking, industry and shipping. It is also an important centre for maritime industries and maritime trade in Europe.
9. Kobe, Japan
Kobe is Japan's sixth-largest city and is a great holiday destination. Hot springs of Arima Onsen, Ikuta Shrine and Kobe Port Tower, which provides stunning night views of the city are some of the hottest tourist destinations. Prefecture on the southern side of the main island of Honshu, approximately 500 km (310.69 mi) west of Tokyo. Kobe is a prominent port city. The city is located in the Kansai region of Japan and is part of the Keihanshin metropolitan area along with Osaka and Kyoto.
8. Copenhagen, Denmark
Copenhagen is the capital and largest city of Denmark situated on the islands of Zealand and Amager. Copenhagen has repeatedly been recognised as one of the cities with the best quality of life. It is also considered one of the world's most environmentally friendly cities. The water in the inner harbour is so clean that one can swim in it, and 36 per cent of all citizens commute to work by bicycle. Every day they cycle a combined 1.2 million km.
7. Adelaide, Australia
Adelaide is the capital and most populous city of the Australian state of South Australia, and is the fifth-largest city in Australia. Named in honour of Queen Adelaide, the German-born consort of King William IV, the city was founded in 1836. It is known as 'The City of Churches'. Adelaide has an estimated population of more than 1.28 million. Adelaide is a coastal city situated on the eastern shores of Gulf St Vincent, on the Adelaide Plains, north of the Fleurieu Peninsula, between Gulf St Vincent and the low-lying Mount Lofty Ranges. The suburbs reach roughly 20 km (12 mi) from the coast to the foothills but sprawl 100 km (62 mi) from Gawler at its northern extent to Sellicks Beach in the south.
6. Minneapolis, United States
Minneapolis, nicknamed 'City of Lakes' and the 'Mill City,' is the county seat of Hennepin County, the largest city in the US state of Minnesota, and the 48th largest in the United States. Known as the 'Twin Cities,' Minneapolis-St. Paul is the 16th-largest metropolitan area in the United States, with 3.5 million residents. Its name is attributed to the city's first school teacher, who combined mni, the Dakota word for water, and polis, the Greek word for city. The city is abundantly rich in water with over twenty lakes and wetlands, the Mississippi river, creeks and waterfalls, many connected by parkways in the Chain of Lakes and the Grand Rounds Scenic Byway.
5. Wellington, New Zealand
New Zealand’s Ministry for the Environment attributes the country’s good air quality to its remoteness, low population and proximity to the sea. For the 2009 -’10 period, Greater Wellington’s Regional Council reported levels of particulate matter in the air were mostly “good,” and carbon monoxide concentrations were mostly “excellent,” owing to improved automotive technologies. Nitrogen dioxide levels were “good” to “excellent.”
4. Helsinki, Finland
The City of Helsinki reports on its website that its emissions from power stations, industry and heating private residences have decreased considerably during the last decades, thanks to efficient cleaning equipment and cleaner fuels. The consolidation of energy production has been another factor in improving the local air quality.
.jpg?m=1308213037)
3. Ottawa, Canada
According to the website OttawaStart , Ottawa has remarkable water quality. In 2009, “all seven of the City’s drinking water facilities scored 100% in the quality of water delivered to taps across Ottawa.”
2. Honolulu, Hawaii
While Hawaii in general has a unique air concern known as VOG (volcanic smog) that can affect health, Honolulu regularly makes lists of greenest and cleanest cities, and Sustain Lane ranked it the best city for air quality. Honolulu’s water is filtered through volcanic rock and is known to be free of the chlorine taste of other cities’ supplies.
1. Calgary, Canada
That Calgary holds the No. 1 position on this list is even more impressive considering Calgary’s province Alberta actually leads Canada in per capita waste: 2174 pounds per person. Facing a rapid economic and population expansion, Alberta revamped its sanitation system in the past two years with the Too Good to Waste program, which aims to decrease the amount of waste sent to landfills. Additional efforts were being made to reduce
