Components of UKESM

UKESM is GC3 plus

  • MEDUSA (fully coupled)
  • 9 surface tiles -> 27 surface tiles
    • 4 non-vegetation tiles (urban, water, soil & ice) stay same
    • 5 plant function tiles (PFTs) -> 13 PFTs
      • Broadleaf tree (tile id 1) -> Broadleaf tree types: deciduous (101), evergreen tropical (102) & evergreen temperate (103)
      • Needleleaf tree (2) -> Needleleaf tree types: deciduous (201) & evergreen (202)
      • C3 grass (3) -> C3 types: grass (3), crop (301) & pasture (302)
      • C4 grass (4) -> C4 types: grass (4), crop (401) & pasture (402)
      • Shrub (5) -> Shrub types: deciduous (501) & evergreen (502)
    • Robin's 10 extra ice tiles
  • Stratosphere-troposphere (full) chemistry
  • Several less major additions, e.g. BVOCs
  • Nitrogen limitation
  • Crop and pasture forcing