23 Questions
Which year had the highest number of icebergs reported?
1913
What is the primary purpose of the International Ice Patrol?
To monitor iceberg dangers for ships in the North Atlantic
In which location is the longest and most reliable time series of icebergs available?
48 degrees north
What is the typical number of icebergs expected to cross the boundary in an average year?
800
What is the common activity that locals and visitors engage in every spring in Newfoundland?
Iceberg sightseeing
What is the primary reason for the variability in iceberg counts from year to year?
Unknown environmental factors
What is the approximate latitude of the southernmost region where icebergs can be regularly seen?
48 degrees north
What is the main reason why the Greenland ice sheet is losing mass?
Anthropogenic climate change
How long can some icebergs live for?
Up to a decade
What is the origin of most icebergs that reach Newfoundland?
The west coast of Greenland
What is the significance of the year 1912 regarding icebergs?
It was the year the Titanic sank
What might be the consequence of the planet's warming on Iceberg Alley?
It will lead to fewer icebergs in the region
What has transformed the snow into ice in the Greenland ice sheet?
The pressure from the enormous weight of ice
What was observed in 2011 in terms of iceberg formation?
Two icebergs were formed
What is the projected fate of the Iceberg Alley?
It may lose its name
How many years had no iceberg formation according to the text?
Two years
What is the thickness of the Greenland ice sheet?
One kilometre
What is the estimated number of Olympic pools of water that could be formed if the ice equivalent of 100 million tons were to melt?
100,000
What was the record number of icebergs observed in a year in the Grand Banks of Newfoundland?
2,202
What percentage of icebergs from Greenland’s glaciers melt directly in Greenland’s fjords?
10–50%
What is the term used to describe the process of ice breaking off from glaciers?
Calving
In what decade were the 1980s and ‘90s characterized as an especially cold period?
1980s
What was the number of icebergs observed in 2019, a year characterized by colder than normal spring temperatures?
1,515
Learn about the origin of Iceberg Alley and the threats it faces. Discover how glaciers and fjords contribute to the formation of icebergs and their journey to the ocean.
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