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<\/p>\n<\/p>\n\nWelcome to our glaciology and ice science class. Today, we’ll be discussing the top 10 commonly confused words in this field. Let’s get started!\n<\/p>\n
\nThe first pair of words that often cause confusion is ‘glacier’ and ‘iceberg.’ While both are made of ice, a glacier is a large mass of ice that forms on land, whereas an iceberg is a piece of ice that has broken off from a glacier and is floating in the water.<\/p>\n
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\nNext, we have ‘firn’ and ‘ice.’ Firn is the intermediate stage between snow and ice. It’s compacted snow that hasn’t fully transformed into ice yet. On the other hand, ice is the solid state of water.\n<\/p>\n
\nMoving on, ‘calving’ and ‘melting’ are terms used to describe the loss of ice. Calving refers to the breaking off of ice from a glacier or iceberg, often resulting in the formation of icebergs. Melting, on the other hand, is the process of ice turning into water due to rising temperatures.<\/p>\n
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\nNow, let’s talk about ‘crevasse’ and ‘crevasses.’ A crevasse is a deep crack or fissure that forms in the ice, usually due to stress. When there are multiple cracks, we refer to them as crevasses.\n<\/p>\n
\nThe terms ‘ice sheet’ and ‘ice shelf’ are often used interchangeably, but they have distinct meanings. An ice sheet is a massive layer of ice that covers land, like the one in Antarctica. On the other hand, an ice shelf is a floating extension of an ice sheet that is connected to the land.\n<\/p>\n
\nWhen it comes to glacier movement, we have ‘glacier surge’ and ‘glacier retreat.’ A glacier surge is a rapid forward movement of a glacier, often caused by an increase in ice accumulation. Glacier retreat, on the other hand, refers to the shrinking or backward movement of a glacier.\n<\/p>\n
\nLet’s now discuss ‘ice core’ and ‘ice cap.’ An ice core is a cylindrical sample of ice drilled from a glacier or ice sheet. It provides valuable information about past climates. On the other hand, an ice cap is a smaller ice mass that covers a mountain peak or a plateau.\n<\/p>\n
\nMoving on, we have ‘ice stream’ and ‘icefall.’ An ice stream is a fast-flowing portion of a glacier, often found in the ice sheet’s interior. On the other hand, an icefall is a steep section of a glacier where the ice descends rapidly, often forming cascades or ice towers.\n<\/p>\n
\nWhen a glacier moves, it can cause erosion and deposition. Glacier erosion refers to the wearing away of the land by the glacier, while glacial deposition is the process of sediment or debris being dropped or left behind by the glacier.\n<\/p>\n
\nLastly, let’s clarify the difference between ‘Ice Age’ and ‘Little Ice Age.’ An Ice Age is a long period of time, usually millions of years, characterized by extensive glaciation. The Little Ice Age, on the other hand, refers to a relatively cooler period that occurred from the 14th to the 19th century.<\/p>\n","protected":false},"excerpt":{"rendered":"