25 votes
Accepted

Why doesn't sea level show seasonality?

Sea level has a strong seasonal signal. The annual variability is less than the daily changes associated with tidal forcing in most locations, but still can be on the order of 5-10 cm (maximum values ...
arkaia's user avatar
  • 15.4k
9 votes
Accepted

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

Is an iceberg the size of Delaware [6,451 square kilometers] actually remarkable, or something that just happens from time-to-time? In March 2000 iceberg B-15 formed which was 11,000 sq. km. and 295 ...
DavePhD's user avatar
  • 5,972
8 votes

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

Developing since 2014, the crack was projected in 2015 to lead to "the largest calving event since the 1980s," according to this report in The Cryosphere journal by glaciologists studying the region. ...
jeffronicus's user avatar
  • 3,492
7 votes

What are the approximate dimension of this iceberg? Any chance the ratio is 1:4:9?

Not likely. Quoting Kelly Brunt, an ice scientist with NASA and at the University of Maryland, from What the Heck Is the Deal with This Weird, Square Iceberg? at LiveScience.com: What makes this ...
Jan Doggen's user avatar
  • 2,679
6 votes
Accepted

Need help understanding this satellite image of Larson C ice shelf

I found a natural-color image of the same area: 68.28 South, 60.47 East, North is up, resolution is 130m/px, which makes the whole image about 100 km x 100 km. Looking at the image i'd say that: sea ...
mkadunc's user avatar
  • 176
5 votes
Accepted

What are the approximate dimension of this iceberg? Any chance the ratio is 1:4:9?

There have been rectangular tabular icebergs in the past so this is not uncommon at all. Kelly Brunt, an ice scientist with NASA and the University of Maryland said: Tabular icebergs form, she ...
Rory Alsop's user avatar
3 votes
Accepted

Is "Chasm One" the really the name of this feature on the Brunt Ice Shelf?

Is "Chasm One" an "official" name for the feature? No. This is only an informal name used to designate a rift structure (fracture) in the Brunt Ice Shelf, East Antarctica. For ...
Paleocene's user avatar
2 votes

Why doesn't sea level show seasonality?

In the Arctic there is mostly floating sea ice and the mass of this does not change the sea level. When snow falls on the floating sea ice the weight of the snow is the same as the weight of the sea ...
trond hansen's user avatar
  • 1,878

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