glacial canyon मीनिंग इन हिंदी

The extensive history of glaciation within the range and the erosion resistant nature of the granitic rocks that make up most of the Sierra Nevada have together created a landscape of hanging valleys, waterfalls, craggy peaks, alpine lakes and glacial canyons.
:: The early responses seemed to form a " hierarchy " or spectrum of ( roughly ) coarse to fine adjustments to the earth's shape; planetary formation and gravity shape the mass into a sphere; rotational motion squishes it into an oblate spheroid; tectonics and geology encourage mountain ranges and plateaus; and small-scale erosion creates river valleys, glacial canyons, etc . On the most microscopic scale, tiny irregularities can be caused by animal, plant, and human activity.