Possible Clues:

• A road enthusiast reversing, that's plain
• It's plain frozen
• Ere's an 'ard nut to try to live there
• Arctic permafrost region
• Arctic area
• 'Eavy up in the far north
• A fair amount of drug found in fish in Arctic plain
• Barren setting for model and German artist
• Area with frozen subsoi
• Large fish doctor's caught, that's plain