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ablation meaning geography

(Ablation, NCI Dictionary) Bone marrow ablation followed by replacement of stem cells in the circulating blood to help the bone marrow recover and continue producing healthy blood cells. Ablation - The melting of the ice, mainly during summer months, and usually at the snout end of the glacier.. Accumulation - The build up of the glacier due to snow being compacted into ice.. Calving - The splitting of the end of the glacier into smaller sections.

Abrasion generally occurs four ways. Abrasion : Abrasion is the degeneration of land due to ‘scouring action of materials’. This is a slow process. See Full Answer. 2. removal, especially by cutting with a laser or electrocautery. d. d. d . Ablation. Abrasion is a process of erosion which occurs when material being transported wears away at a surface over time. This causes various processes of melt, or ablation, to occur. This can occur through melting or sublimation and, at or near the snout of a glacier, it can also occur by calving. Ablation meaning and definition of ablation ... Google key word : ablation . Ablation definition, the removal, especially of organs, abnormal growths, or harmful substances, from the body by mechanical means, as by surgery. Glacier ablation. Learn more. Subscribe to email updates from tutor2u Geography. Comprehensive and interactive teaching,learning and revision material covering the national curriculum geography syllabus. As ice flows downhill, it either reaches warmer climates, or it reaches the ocean. These could become icebergs, if the glacier snout ended in the sea. On a glacier, the accumulation zone is the area above the firn line, where snowfall accumulates and exceeds the losses from ablation, (melting, evaporation, and sublimation). Cardiac ablation is a procedure that can help people who have abnormal rhythms in their heart. As a glacier moves, it erodes away at the land surrounding the ice. The annual equilibrium line separates the accumulation and ablation zone annually. Definition: Abrasion is a process of erosion which can happen in four different ways. ablation [ab-la´shun] 1. separation or detachment; extirpation; eradication. Comprehensive and interactive teaching,learning and revision material covering the national curriculum geography syllabus.

Ablation is the natural removal of snow or ice from the surface of a glacier or snowfield. Glaciation - The effect of large masses of ice on the landscape. ablation definition: 1. the loss of ice or snow from a glacier or iceberg, or the loss of rock or similar material…. What is a ablation in geography?
Ablation . In many cases, the material located between a moving glacier and its bedrock bed is severely sheared, compressed, and “over-compacted.” This type of deposit is called lodgment till. Estuary Somewhat enclosed coastal area at the mouth of a river where nutrient rich fresh water meets with salty ocean water.

An estimator is any value calculated from the sample data For example, the sample mean is an estimator of the population mean. See more. Ablation may be performed by surgery, hormones, drugs, radiofrequency, heat, or other methods.