Cold Lava

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Cold Lava

Context:

Cold lava’ rivers flow in the Philippines after Mount Canlaon eruption.

 

More on News: 

  • Cold lava gushing out onto the streets and rivers downstream following an eruption at Mount Canlaon in the Philippines.
  • Recently, erupted on Mount Merapi – the most active volcano in Sumatra.

 

About Cold Lava:

  • The phrase ‘cold lava’ is a translation of the term “lahar” in Indonesian and Tagalog.
  • Cold lava refers to a cooled mixture of volcanic material and pebbles which flows down the slope of a volcano in the rain.
  • This can also include smooth, glassy textures or rough and jagged textures.
  • It flows similarly to wet concrete and can travel quickly.

Impact of Cold Lava:

  • Travel considerable distances from a volcano’s summit, accumulating additional debris and sediment as it moves rapidly expanding in volume and destructive potential.
  • According to the United States Geological Survey, it can crush and bury objects in its path, potentially proving more destructive than conventional lava flows.

Cold Lava

About the Philippines:

  • The Philippines is an archipelago, or string of over 7,100 islands, in southeastern Asia between the South China Sea and the Pacific Ocean.
  • Capital: Manila
  • The two largest islands, Luzon and Mindanao, make up two-thirds of the total land area.
  • Longest river: Cagayan locally referred to as the Rio Grande de Cagayan.
  • The Puerto Princesa Underground River is the longest navigable subterranean river in the world. 
  • Mountain: Mount Apo, the tallest mountain.
  • Asian Development Bank headquarters lies in the Philippines.
  • The country’s unique geography, situated along the Pacific Ring of Fire, makes it prone to volcanic activity. 
    • The Philippines is located on the Pacific Ring of Fire, where several tectonic plates meet, causing frequent earthquakes and volcanic eruptions
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