1 Ninety million years ago, the Arctic Ocean was warm and ice - free year-round.
2 The Arctic Ocean is likely to be ice - free in summers within decades.
3 There is no point having ice - free roads if the footpaths are like ice-rinks.
4 The Arctic is nearly ice - free in summer, as early as 2050.
5 The Arctic Ocean is widely predicted to be ice - free in summertime by 2050.
6 Dark gray shows ice - free areas, while green is sea ice.
7 What would later be the Antarctic was ice-free-possiblyeven the home of the Beings.
8 But soon a dark, ice - free cape peeped out of the mist in the north-east.
9 Normally the crater lake isn't ice - free until June or July.
10 The boat cast off and moved into the ice - free channel.
11 But environmentalists say Arctic offshore drilling poses special risks, including remoteness and limited ice - free seasons.
12 He had not asked any questions about the ice - free pools Sara Fredrika had spoken about.
13 But now, enough had receded to reveal an ice - free corridor, in places 30 miles wide.
14 This suggests the Arctic will be entirely ice - free in the summer months within decades, scientists said.
15 Our view is that a seasonally ice - free Arctic Ocean might be realized as early as 2030.
16 The island is the most accessible part of greater Antarctica, remaining ice - free for most of the year.
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