Skip to main content

Questions tagged [sea-ice]

Questions about frozen seawater, not about floating icebergs.

Filter by
Sorted by
Tagged with
6 votes
0 answers

How much of Earth's surface would be covered by water if all ice melted? [duplicate]

I'm trying to find how much water would be on the surface of Earth and how much surface would it cover (how much land will remain) if all the ice at the North and South Poles (and everywhere else) ...
theagouf's user avatar
19 votes
3 answers

Why deep ocean didn't freeze during snowball Earth?

I know that at least twice in its history Earth was totally frozen. I also know that the last time it happened there were already life on Earth, and it survived. In deep water, under the ice, which ...
amorfis's user avatar
  • 525
18 votes
2 answers

Is this 70km crack in an ice shelf of Antarctica remarkable, or a regular occurrence?

I've just seen the LiveScience article 70-Mile-Long Crack Opens Up in Anatarctica. I'm not sure if the title is a bit sensational or not, the crack is in an ice shelf, not the continent of Antarctica. ...
uhoh's user avatar
  • 7,052
9 votes
2 answers

Is the Arctic sea ice volume increasing?

According to the graph below, Arctic sea ice volume has been decreasing from 1979-2012: Though this graph from the ESA’s CryoSat satellite show that the volume of Arctic sea ice increased 50% from ...
blunders's user avatar
  • 4,611
6 votes
1 answer

Observations of sea ice typology in the Arctic

What are the main datasets characterizing sea ice typology, thickness, density, "passability", presence of pressure ridges in the Arctic? Is it something that can be detected from the air or a space ...
Deer Hunter's user avatar
  • 2,103