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If a glacier stops advancing for a while, it may indicate a temporary balance between accumulation and melting. During this pause, processes like melting, sublimation, and calving can result in the loss of mass. When the glacier eventually retreats, it typically exposes the underlying landscape, potentially leading to changes in local ecosystems and hydrology. Additionally, the retreat can contribute to rising sea levels if the glacier is part of a larger ice sheet.
What else can I help you with?
Why can a glacier continue to erode and transport rock even while retreating?
A glacier can continue eroding and transporting rock while retreating because it still has the ability to pluck and scour the landscape as it moves. Additionally, meltwater from the glacier can also carry and transport sediment, even as the glacier itself is retreating. The erosional processes associated with glaciers can be powerful and persistent, contributing to landscape modification even during retreat.
A valley glacier spreads out over a large island or continent. true or false?
True. A valley glacier is typically confined to a valley and flows down from mountainous regions, while a glacier that spreads out over a large area, covering much of an island or continent, is known as a continental glacier or ice sheet. Examples of this include the Antarctic and Greenland ice sheets.
What does the glacier do with these objects that it moves?
Glaciers can transport rocks, sediment, and debris as they move. They can deposit these materials when they melt, creating landforms like moraines, drumlins, and eskers. The movement of these objects can also help shape the landscape as the glacier erodes and reshapes the land.
How much area of siachen glacier is under Pakistan control?
NONE OF THE AREA OF ACTUAL GLACIER IN UNDER PAKISTANI CONTROL. The whole 70 Km long glacier is captured by India with Indian Troops present all over it including the top heights. Pakistan just has control on the valley.
Is a glacier a sedimentary rock?
No, a glacier is not a sedimentary rock. A glacier is a large mass of ice that moves under its own weight, while sedimentary rocks are formed through the layering and cementation of sediment over time.
What is the difference between a till and a moraine?
A till is an unsorted mixture of sediment deposited by a glacier, while a moraine is a landform made up of till deposited at the edge or beneath a glacier. Tills are deposited directly by the moving glacier, while moraines are created from the accumulation of till as the glacier advances, retreats, or melts.
What is the difference between glacier erosion and glacial deposition?
Glacier erosion is the process by which glaciers wear away rocks and soil as they move, sculpting the landscape through processes like plucking and abrasion. Glacial deposition is when glaciers deposit the material they have eroded elsewhere, forming features like moraines, drumlins, and eskers. In essence, erosion involves the removal of material, while deposition involves the accumulation of material.
What are three differences between zone of ablation and zone of accumulation?
Zone of ablation is the area of a glacier where there is a net loss of ice due to melting, sublimation, and calving, while the zone of accumulation is the area where snowfall exceeds melting and forms new ice. In the zone of ablation, the glacier's terminus retreats, while in the zone of accumulation, the glacier advances. The zone of ablation typically occurs at lower elevations and is characterized by a negative mass balance, whereas the zone of accumulation is found at higher elevations with a positive mass balance.
What happens while you sleep?
Sleep is important for cognitive restoration and learning. Your brain never stops working.
What is th difference between outwash and a moraine?
Outwash is sediment or debris washed away and deposited by meltwater from a retreating glacier, often forming a flat plain. A moraine is a deposit of glacial till or sediment left behind by a glacier as it advances or retreats, creating distinctive ridges or mounds. In summary, outwash results from flowing water from a glacier, while moraines are debris deposited directly by the glacier itself.
What does the glacier do with the object it move?
the glacier picks up the sediments, rocks, till, debris, and soil and carries them along while the glacier moves and will eventually drop them.
Where can one find a retreat center in Dublin?
The Retreats Online website has multiple listings for these types of centers in Dublin; some of them are for yoga retreats while others are spiritual or business themed.
Why is glacier ice blue?
Glacier ice appears blue because the dense ice absorbs red and yellow light, while reflecting blue light. This happens because the ice crystals scatter light in a way that makes the blue wavelengths more prominent.
What is the sediment laid down by glacial meltwater?
The sediment laid down by glacial meltwater is called glacial outwash or till. Glacial outwash consists of sorted sediments like sand, gravel, and silt that are deposited by flowing water, while till is unsorted sediment deposited directly by the glacier as it melts and retreats.
What stops pineapple burns?
Milk stops the burns but only a while
What happen when single phase supply of induction motor interrupted while driving the load?
That happens when the supply is turned off, and the motor runs down and stops.
A major glacier in the south island of NZ.?
The South Island of New Zealand has several large glaciers. One major ice field is known as the Fox Glacier while another is called the Tasman Glacier.
