Table 1 Configurations of FIO-ESM v2.0.

Atmosphere

CAM5

- H: f09 (0.9° × 1.25°)

- V: 30 layers

0.5 h

Land surface

CLM4.0

- H: f09 (0.9° × 1.25°)

0.5 h

River runoff

RTM

- H: 0.5° × 0.5°

3 h

Sea ice

CICE4

- H: gx1v6 (1.125° × 0.27~0.54°)

0.5 h

Ocean

POP2

- H: gx1v6 (1.125° × 0.27~0.54°)

- V: 61 layers, with the first layer is at 0 m for sea surface temperature (SST) diagnosed by the SST diurnal cycle parameterization.

3 h

Ocean wave

MASNUM-WAM

- H: gx1v6 (1.125° × 0.27~0.54°)

- Wavenumber: 25

- Angle: 30°

3 h

Coupler

CPL7