You can cast Elements spells at +2 caster level. If you are not a shaman, you also gain the ability to turn or rebuke elementals.
Domain spells Edit
1st—Lesser Lightning Guardians: As lightning guardians, opponents take 1d4+1 electricity damage.
2nd—Fog Cloud: Fog obscures vision.
3rd—Frost Nova: Explosion of cold damages and chills creatures.
4th—Control Water: Raises or lowers bodies of water.
5th—Fire Shield: Creatures attacking you take fire damage; you’re protected from heat or cold.
6th—Chain Lightning: 1d6/level damage; 1 secondary bolt/level each deals half damage.
7th—Control Weather: Changes weather in local area.
8th—Iron Body: Transforms your body into living iron.
9th—Elemental Swarm: Summons multiple elementals.