id	keyword
fennia-4403	ice
fennia-4403	sea
fennia-4403	baltic
fennia-4403	sea ice
fennia-4403	baltic sea
fennia-4403	winter
fennia-4403	conditions
fennia-4403	finnish
fennia-4403	julkaisu
fennia-4403	research
fennia-4403	merentutkimuslaitoksen
fennia-4403	riga
fennia-4403	lépy
fennia-4403	bothnia
fennia-4403	gulf