CROSS scenarios 2025
CROSS scenarios 2025
Eight pathways to Switzerland’s energy future
The CROSS Scenarios 2025 explore eight plausible energy futures, each reflecting different assumptions about climate policy, renewable targets and electrification of mobility.
Eight scenarios
Exploring alternative pathways to net zero
Three dimensions
Climate policy, renewable targets and charging infrastructure
Version 2025
Published December 2025
01 Scenarios
Scenarios dimensions and matrix
D1
Climate policy
2050 net-zero GHG emissions target including aviation
D2
Renewables target
Swiss Energy Act measures including renewable electricity targets and limits on winter electricity imports
D3
Electrification
Variations on the development of charging infrastructure
Scenario space
Climate policyD1 · 2 variants
Domestic
Abroad
Renewables targetD2 · 2 variants
RES-target
NoRES-target
ElectrificationD3 · 2 variants
Full
Limited
82 × 2 × 2Scenarios
02 Assumptions
Scenario assumptions and drivers
Technologies
Nuclear phase-out
Phase-out of existing nuclear power plants at the end of their lifetimes
Other technologies
All other technologies available
Macro-economic variables
Population, GDP, Households
Energy reference area
Total floor area of buildings that is actively heated
Demands
Annual demand of different energy end uses
Resources
Renewable and biomass potentials
03 Modelling protocol and scenario document