title: Arctic warming: Sea-ice minimum is not a one-off.
authors: Christian
authors: C
authors: Melsheimer
authors: Georg
authors: G
authors: Heygster
authors: Justus
authors: J
authors: Notholt
mesh_terms: D001110:Arctic Regions; D004784:Environmental Monitoring; D046448:Ice Cover; D008872:Microwaves; D017215:Satellite Communications; D012621:Seasons; D016008:Statistical Distributions