The Hindu Kush Range

The Hindu Kush Range

Source: The Telegraph

Context:

• A magnitude 5.9 earthquake recently struck Afghanistan’s Hindu Kush region.
• The Epicenter: Located near Jurm, a town in the Badakhshan province of Afghanistan, known for being a frequent site of deep-seated seismic activity.

GEOGRAPHIC PROFILE: THE HINDU KUSH

1. Extent and Nations

The range stretches for 800 kilometers across Central and South Asia. It acts as a bridge between the Middle East and the Indian Subcontinent, spanning 8 nations:

• Afghanistan, Pakistan, India (Ladakh), Tajikistan, Kyrgyzstan, Uzbekistan, China, and Iran.
• Transitions: It merges with the Karakoram Range and the Pamir Knot (the “Roof of the World”) to the east, while tapering into lower hills in Iran to the west.

2. Tectonic Origin

• Collision Zone: The range was formed by the ongoing collision between the Indian Plate and the Eurasian Plate.
• Deep Earthquakes: Unlike the Himalayas where quakes are often shallow, the Hindu Kush is famous for intermediate-depth earthquakes (70–300 km deep). This happens because a piece of the tectonic plate is “subducting” or sinking vertically into the Earth’s mantle here.

[Image showing the subduction of the Indian plate beneath the Eurasian plate in the Hindu Kush region]

KEY CHARACTERISTICS

1. High Peaks and Ruggedness

• Highest Point: Tirich Mir (7,708 m) in the Chitral District of Pakistan.
• Terrain: Characterized by “jagged” peaks and deep, narrow valleys that have historically isolated various ethnic groups and protected them from invasions.

2. Hydrographic Significance (The Watershed)

The Hindu Kush is a “Water Tower” for Asia:

• Northward: It feeds the Amu Darya (historically the Oxus River), vital for Central Asian agriculture.
• Southward: It feeds the tributaries of the Indus River, essential for Pakistan and Northern India.

3. Historical Passes

• Khyber Pass: The most famous gateway between Afghanistan and Pakistan, used by silk road traders and invaders like Alexander the Great and Babur.
• Salang Pass: Connects Northern Afghanistan with Kabul; it features one of the world’s highest road tunnels.