The Glaciations of Ireland (Leaving Cert Geography): Flashcards
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What period did the most significant glaciation in Ireland occur?
What period did the most significant glaciation in Ireland occur?
It occurred between 30,000 and 10,000 years ago.
What are U-shaped valleys formed by?
What are U-shaped valleys formed by?
They are formed by glaciers carving through river valleys.
Where are drumlins commonly found in Ireland?
Where are drumlins commonly found in Ireland?
They are common in County Louth and County Antrim.
What are erratics in geological terms?
What are erratics in geological terms?
Large boulders deposited far from their original source.
What do terminal moraines indicate?
What do terminal moraines indicate?
They mark the furthest extent of ice sheets.
What is a fjord? Example in Ireland?
What is a fjord? Example in Ireland?
A flooded glacial valley; Killary Harbour is an example.
Name a lake formed by glacial activity in Ireland.
Name a lake formed by glacial activity in Ireland.
Lough Neagh is an example of a glacial lake in Ireland.
What climate change occurred post-glaciation in Ireland?
What climate change occurred post-glaciation in Ireland?
Ireland became warmer and wetter after glaciers retreated.
What evidence of glaciation is found in Ireland?
What evidence of glaciation is found in Ireland?
Striations and glacial tills across the landscape.
How did melting ice affect Ireland's coastline?
How did melting ice affect Ireland's coastline?
It led to rising sea levels creating the modern coastline.