Swiss glaciers 1850–2100

2023

65 of 66 measured glacier tongues retreated. Swiss glaciers lost 4.4% of their volume.

Glaciers measured66single-year length change
Advancing12%
Retreating6598%
Median change−20.6m
Swiss ice volume−4.4%change over the year
Mass balance−2.20m w.e.mean of 29 glaciers
Events

What happened

2023
policy

The glacier vote

A popular initiative named after the glaciers led to a law that sets net zero emissions by 2050. Voters approved it with 59%.

Length change

66 tongues measured

GlacierCantonChange
Vadret CalderasGraubünden−270 m
RhonegletscherValais−95.5 m
FindelgletscherValais−75.9 m
VorabgletscherGraubünden−53.3 m
Unterer GrindelwaldgletscherBern−52.6 m
Vadrec del FornoGraubünden−49.6 m
Glatscher da LavazGraubünden−48.7 m
WallenburfirnUri−39 m
RiedgletscherValais−38.6 m
TiefengletscherUri−37.5 m
Vadret da MorteratschGraubünden−37.4 m
Grosser AletschgletscherValais−36.5 m
Vadret da PalüGraubünden−33.8 m
Glacier de CheilonValais−32.9 m
Vadret da RosegGraubünden−31.5 m
Chline Gletscher (Pfäfers)St. Gallen−31.4 m
Vadret da TschiervaGraubünden−31.4 m
GornergletscherValais−29.8 m
Ghiacciaio di ValleggiaTicino−28.9 m
Glacier de Tortin zentralValais−28.8 m
Glacier de ValsoreyValais−28.1 m
Glacier de TsanfleuronValais−26.8 m
GriesgletscherValais−26.8 m
Kanderfirn NBern−26.5 m
Vadret da Porchabella WGraubünden−26.2 m
Bas Glacier d'ArollaValais−24.6 m
Glacier de Tsijiore Nouve zentralValais−24.2 m
Unterer GrindelwaldgletscherBern−23.8 m
Vadrecc di BrescianaTicino−23.2 m
SteigletscherBern−23 m
Vadrec da l'AlbignaGraubünden−22.9 m
Vadret dal CambrenaGraubünden−22.4 m
Glacier de SaleinazValais−21.1 m
Glacier du TrientValais−20 m
Surettagletscher WGraubünden−17.7 m
UnteraargletscherBern−15.6 m
Ghiacciaio del BasòdinoTicino−14.8 m
Glacier de Moiry zentralValais−14.5 m
ChaltwassergletscherValais−14.4 m
GlärnischfirnGlarus−14.1 m
BisgletscherValais−13.9 m
Glacier de FerpècleValais−13.3 m
SilvrettagletscherGraubünden−12.3 m
BifertengletscherGlarus−12.1 m
Oberer GrindelwaldgletscherBern−11.3 m
Grand DésertValais−10.5 m
BrunnifirnUri−9.7 m
GamchigletscherBern−9 m
AllalingletscherValais−8.7 m
Vadret da SesvennaGraubünden−8.7 m
Vedreit da CampGraubünden−8.3 m
TriftgletscherBern−7.5 m
Hinter SulzfirngletscherGlarus−7.4 m
Ghiacciaio del CornoTicino−7.4 m
OberaargletscherBern−7.2 m
Glacier du TseudetValais−6.7 m
Glacier de PaneirosseVaud−6.3 m
ChelengletscherUri−5.7 m
Vadret TiatschaGraubünden−5.7 m
Griessengletscher (Engelberg)Obwalden−5.5 m
PizolgletscherSt. Gallen−5.2 m
St. AnnafirnUri−5 m
Grand Plan NévéVaud−4.9 m
Glatscher da PuntegliasGraubünden−3.5 m
Glacier de la Plaine MorteBern−2.7 m
Ammertegletscher EBern+2.4 m
Mass balance

29 glaciers

GlacierAnnual balance
Plan Névé NE−3.35 m w.e.
Griesgletscher−3.13 m w.e.
Schwarzberggletscher zentral−2.90 m w.e.
Glacier d'Otemma zentral−2.82 m w.e.
Glatscher da Medel E−2.77 m w.e.
St. Annafirn−2.66 m w.e.
Hohlaubgletscher−2.59 m w.e.
Ghiacciaio del Basòdino−2.56 m w.e.
Glacier de la Plaine Morte−2.48 m w.e.
Vadret dal Murtèl−2.48 m w.e.
Glacier de Tsanfleuron−2.35 m w.e.
Allalingletscher−2.34 m w.e.
Silvrettagletscher−2.31 m w.e.
Claridenfirn−2.28 m w.e.
Glacier du Sex Rouge−2.27 m w.e.
Oberaargletscher−2.26 m w.e.
Glacier de Tortin zentral−2.15 m w.e.
Glacier d'Orny−2.04 m w.e.
Adlergletscher−2.01 m w.e.
E22-16−1.91 m w.e.
Rhonegletscher−1.86 m w.e.
Glacier du Giétro−1.84 m w.e.
Grosser Aletschgletscher−1.78 m w.e.
Glacier de Corbassière−1.65 m w.e.
B51-41−1.62 m w.e.
Vadret dal Corvatsch S−1.59 m w.e.
Findelgletscher−1.46 m w.e.
Chessjengletscher NW−1.31 m w.e.
Feegletscher−1.00 m w.e.
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