Editing Nantes (section)

===Parks and environment===
[[File:Jardin des plantes Nantes-serre.JPG|thumb|alt=Photo of an old greenhouse in Nantes|A 19th-century greenhouse in the Jardin des Plantes]]
Nantes has 100 public parks, gardens and squares covering {{convert|218|ha|abbr=off}}.{{sfn|Les parcs et}} The oldest is the [[Jardin des plantes de Nantes|Jardin des Plantes]], a botanical garden created in 1807. It has a large collection of exotic plants, including a 200-year-old ''[[Magnolia grandiflora]]'' and the national collection of ''[[camellia]]''.{{sfn|Jardin des plantes}} Other large parks include the Parc de Procé, Parc du Grand Blottereau and Parc de la Gaudinière, the former gardens of country houses built outside the old town. Natural areas, an additional {{convert|180|ha|abbr=off}}, include the Petite Amazonie (a [[Natura 2000]] protected forest) and several woods, meadows and marshes. Green space (public and private) makes up 41 percent of Nantes's area.{{sfn|Les parcs et}}

The city adopted an ecological framework in 2007 to reduce [[greenhouse gas]]es and promote [[energy transition]].{{sfn|La qualité de|2014}} Nantes has three [[ecodistrict]]s (one on the Isle of Nantes, one near the train station and the third in the north-east of the city), which aim to provide affordable, ecological housing and counter [[urban sprawl]] by redeveloping neglected areas of the city.{{sfn|Les nouveaux quartiers|2010}}