Table 25.2 - Alpine tourism's contribution to polluting emissions in Switzerland, 1987

Source: Partsch, 1991

Tonnes per year Tourist traffic
(tonnes/year)*
Central heating: hotels and
second homes
(tonnes/year)
Contribution of tourist
traffic and central heating
to Swiss total (%)
Sulphur dioxide 600 800 1
Nitrogen oxides 38 000 600 18
Hydrocarbons 24 000 500 7
Carbon monoxide 136 000 7000 23
Soot 50 100 1
Lead 160 ­ 24

Note: * Excluding public transport and air arrivals.