Coastline:
0 km (landlocked)

Maritime claims:
none (landlocked)

Climate:
temperate, but varies with altitude; cold, cloudy, rainy/snowy
winters; cool to warm, cloudy, humid summers with occasional showers

Terrain:
mostly mountains (Alps in south, Jura in northwest) with a central
plateau of rolling hills, plains, and large lakes

Elevation extremes:
lowest point: Lake Maggiore 195 m
highest point: Dufourspitze 4,634 m

Natural resources:
hydropower potential, timber, salt

Land use: arable land: 9.91% permanent crops: 0.58% other: 89.51% (2005)

Irrigated land:
250 sq km (2003)

Natural hazards:
avalanches, landslides, flash floods

Environment - current issues:
air pollution from vehicle emissions and open-air burning; acid
rain; water pollution from increased use of agricultural
fertilizers; loss of biodiversity