The Himalayas – Detailed Notes for UPSC and Groups

The Himalayas is a mountain range located in South Asia, spanning across several countries including Nepal, Bhutan, India, and Tibet (China). It is often referred to as the “Roof of the World” due to its towering peaks and immense size. Here are some detailed notes on the Himalayas:

Geography: The Himalayas stretch for about 2,400 kilometers (1,500 miles) from east to west, and vary in width from 150 to 400 kilometers (93 to 249 miles). The range is characterized by its towering peaks, including Mount Everest, which is the tallest peak in the world, standing at 8,848 meters (29,029 feet). Other notable peaks in the Himalayas include Kanchenjunga, Lhotse, and Makalu. The Himalayas are also known for their deep gorges, high plateaus, and wide valleys.

Climate: The climate in the Himalayas varies greatly depending on the altitude. The lower foothills have a humid subtropical climate, while the higher elevations have a subarctic or alpine climate. The region experiences distinct seasons, with hot summers and cold winters. Monsoons are a prominent feature of the Himalayas, bringing heavy rainfall during the summer months, which is vital for the region’s agriculture and water resources.

Biodiversity: The Himalayas are renowned for their rich biodiversity. The region is home to a wide variety of flora and fauna, including numerous endemic and endangered species. The forests of the Himalayas are dominated by coniferous trees such as pine, cedar, and spruce, along with broad-leaved trees such as oak, maple, and rhododendron. The Himalayas are also home to several charismatic wildlife species such as the Bengal tiger, Himalayan black bear, red panda, and snow leopard, among others.

The Himalayas are further clarified into 3 types of ranges basis their altitude and topography

1. The Greater Himalayas

The Greater Himalayas also known as the High Himalayas or the Himadri, encompasses an extensive altitude range. The peaks in the Greater Himalayas are some of the tallest mountains in the world. The height range of the Greater Himalayas varies from approximately 3,500 meters (11,500 feet) to over 8,000 meters (26,000 feet) above sea level. The Great Himalayas are located in Nepal, Bhutan, and Tibet (China), and are known for their dramatic landscapes, including snow-capped peaks, glacial valleys, and high-altitude lakes.

Highest Peaks:

Mount Everest, the highest peak in the world, stands at 8,848 meters (29,029 feet).
Kanchenjunga, the third highest peak, reaches an elevation of 8,586 meters (28,169 feet).

Average Height is 6000 meters above the sea level

Important Ranges

The Great Himalaya Range: Also known as the Central Himalayas, this is the main and central range of the Greater Himalayas, running along the northern edge of the Indian subcontinent. It includes peaks such as Mount Everest, Kanchenjunga, Lhotse, and Makalu.

The Karakoram Range: Located in northern Pakistan, the Karakoram Range is known for its towering peaks and glaciers, including K2, the second highest mountain in the world. It is considered one of the most challenging mountain ranges to traverse.

The Hindu Kush Range: Stretching across Afghanistan, Pakistan, and Tajikistan, the Hindu Kush Range is known for its rugged and remote terrain. It is an important watershed for rivers such as the Amu Darya and the Indus River.

The Zanskar Range: Situated in Ladakh, a region of northern India, the Zanskar Range is known for its stark landscapes, deep gorges, and frozen rivers. It is a popular destination for trekking and mountaineering.

The Langtang Range: Located in Nepal, the Langtang Range is known for its scenic valleys, glaciers, and high-altitude lakes. The Langtang Valley trek is a popular trekking route in the region.

The Bhutan Himalayas: These ranges are located in Bhutan and are known for their pristine wilderness, unique cultural heritage, and biodiversity. The highest peak in Bhutan, Gangkhar Puensum, is located in the Bhutan Himalayas.

2. The Lesser Himalayas

The Lesser Himalayas, Also known as the Middle Himalayas or the Lower Himalayas, this range lies to the south of the Great Himalayas and runs parallel to them. The Lesser Himalayas are located in northern India, including the states of Jammu and Kashmir, Himachal Pradesh, and Uttarakhand. The Lesser Himalayas are characterized by rolling hills, lush forests, and terraced fields. This range is known for its picturesque hill stations and is a popular tourist destination.

Height Range : 3,700 to 4,500 metres

Average height is 3000 meters

Important Ranges

  1. Dhauladhar Range: The Dhauladhar Range is located in the Indian state of Himachal Pradesh and is known for its snow-capped peaks, deep gorges, and dense forests. It is a popular destination for trekking and mountaineering.
  2. Pir Panjal Range: The Pir Panjal Range is located in the Indian state of Jammu and Kashmir and extends into Pakistan-administered Kashmir. It is known for its rugged terrain, deep valleys, and high mountain passes. It is also the longest range.
  3. Mahabharat Range: The Mahabharat Range is a long and prominent range that runs parallel to the Shivalik Range in Nepal. It is known for its scenic landscapes, terraced fields, and traditional hill villages.

3. The Outer Himalayas

The Outer Himalayas, Also known as the Siwalik Range or the Sub-Himalayas, this range is the southernmost and outermost range of the Himalayas. It is located in northern India, Nepal, and Bhutan, and extends into the Terai region of Nepal and northern plains of India. The Outer Himalayas are characterized by foothills, ridges, and valleys, and are known for their rich biodiversity and wildlife, including the Bengal tiger, Indian rhinoceros, and Asian elephant

Average height: 600 to 1500 meters (rarely exceeding 1300 meters)

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  1. Mountain Ranges of India – Education Updates

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