Media type: E-Article Title: Arctic sea ice needs better forecasts Contributor: Eicken, Hajo Published: Springer Science and Business Media LLC, 2013 Published in: Nature, 497 (2013) 7450, Seite 431-433 Language: English DOI: 10.1038/497431a ISSN: 0028-0836; 1476-4687 Origination: Footnote: