Seasonal variation of water retention was measured similar as in comparable Scottish research, and water retention was remarkable lower during winter in Iceland.
Árstíðamunur á vatnsheldni mældist aðeins meiri í þessari rannsókn í samanburði við sambærilega skoska rannsókn, og sér í lagi var virknin lægri á veturna á Íslandi.