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Mount Henderson (Holme Bay)
Mount Henderson () is a mountain in the Framnes Mountains of Mac. Robertson Land in the Antarctic. It is southeast of Holme Bay and northeast of the Masson Range. Physical Mount Henderson is a massive mountain rising through the ice sheet southeast of Holme Bay and a like distance northeast of the north end of the Masson Range. The mountain is about south-southeast of Mawson Station. The rocky massif covers about . Its ridges rise to about above sea level. There are large areas of moraine and moraine scree slopes, and large melt lakes between the ridges. Glacial erratic boulders of light-colored granitic gneiss cover the lower slopes of the mountain, but are not found more than about above the present-day ice surface. Above this level the darker charnockite bedrock is exposed. Probably the boulders were transported and deposited by ice during the last glacial maximum, while the exposed bedrock would have remained above the ice. Botany Thirteen species of lichen and one ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Antarctica
Antarctica () is Earth's southernmost and least-populated continent. Situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean (also known as the Antarctic Ocean), it contains the geographic South Pole. Antarctica is the fifth-largest continent, being about 40% larger than Europe, and has an area of . Most of Antarctica is covered by the Antarctic ice sheet, with an average thickness of . Antarctica is, on average, the coldest, driest, and windiest of the continents, and it has the highest average elevation. It is mainly a polar desert, with annual Climate of Antarctica#Precipitation, precipitation of over along the coast and far less inland. About 70% of the world's freshwater reserves are frozen in Antarctica, which, if melted, would raise global sea levels by almost . Antarctica holds the record for the Lowest temperature recorded on Earth, lowest measured temperature on Earth, . The coastal regions can reach temperatures over in the ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
