Editing Geography of Switzerland (section)

===Air===
The main environmental issues in Switzerland's air is [[air pollution]] from vehicle emissions and open-air burning as well as [[acid rain]].<ref name="CIA Factbook"/> In 2004, the average amount of [[carbon dioxide]] (CO<sub>2</sub>) emissions per resident was {{convert|6|t|ST LT|1|lk=on}}<ref name="BFS"/> and in 2005 was {{convert|6.2|t|ST LT|1}}.<ref name="MDG">[http://mdgs.un.org/unsd/mdg/Data.aspx United Nations Millennium Development Goals Indicators] {{Webarchive|url=https://web.archive.org/web/20110317081247/http://mdgs.un.org/unsd/mdg/Data.aspx |date=2011-03-17 }} accessed December 2, 2008</ref> With these numbers, Switzerland is 31st to 33rd among the 45 nations listed by United Nations [[Millennium Development Goals]] Indicators as [[developed nation]]s and 69th worldwide.<ref name="MDG"/> In 2009 Switzerland announced that they expected by 2010 to reduce their total greenhouse gas emissions by 8% to 10% over emissions in 1990.<ref name="BFS Environment"/>

The population ({{as of|2005|lc=on}}) uses 3.76 [[Tonne of oil equivalent|tonnes of oil equivalent]] per person per year, of which 43.7% comes from [[petroleum]] and 19% from [[nuclear power]].<ref name="BFS"/>