Part of: Meghalaya Gk set 12

Wettest place on Earth is ......

Category: Meghalaya Gk

Hint: Consider the location known for extremely high rainfall.

Correct Answer: B) Mawsynram

Exam Relevance: UPSC, SSC, Bank PO, Civil Services

Difficulty: Easy

Explanations:

The wettest place on Earth is Mawsynram, a village located in the East Khasi Hills district of Meghalaya, India. This region is renowned for its extremely high rainfall, which is primarily due to its geographical location and the influence of the monsoon winds. The monsoon season in this part of India typically lasts from June to September, during which time the region experiences heavy rainfall.

Mawsynram holds the record for the highest average annual rainfall in the world, with an average of about 11,871 millimeters of rain per year. This amount of rainfall is significantly higher than that of other regions known for their high rainfall, such as Cherapunji, which was previously considered the wettest place on Earth. Cherapunji, also located in Meghalaya, receives an average of about 11,430 millimeters of rain per year, which is still a very high amount but slightly less than Mawsynram.

The high rainfall in this region is due to several factors. The Khasi Hills, where Mawsynram is located, are part of the Eastern Himalayan range. The monsoon winds, which bring moisture from the Bay of Bengal, are forced to rise over these hills, leading to the formation of clouds and heavy rainfall. The region's topography, with its steep slopes and dense forests, also contributes to the high rainfall by enhancing the orographic effect, which is the process by which air is forced to rise over a topographic barrier, leading to increased precipitation on the windward side.

It is important to note that while Mawsynram holds the record for the highest average annual rainfall, other places may experience higher rainfall in a single year or during a specific period. For example, in 2014, the village of Cherrapunji recorded a total of 26,000 millimeters of rainfall in a single year, which is an extraordinary amount. However, when considering the average annual rainfall over a longer period, Mawsynram remains the wettest place on Earth.

Understanding the factors that contribute to the high rainfall in Mawsynram and the surrounding region is crucial for comprehending the geographical and climatological conditions that can lead to such extreme precipitation. This knowledge is not only important for academic purposes but also for practical applications such as urban planning, agriculture, and disaster management in regions prone to heavy rainfall.

Option Analysis:
  • Option A: Cherapunji was once considered the wettest place on Earth, but it has since been surpassed by Mawsynram. Cherapunji is located in the same region and receives very high rainfall, but it is not the current record holder.
  • Option B: Mawsynram is the correct answer as it holds the record for the highest average annual rainfall in the world. This village in Meghalaya, India, receives an average of about 11,871 millimeters of rain per year.
  • Option C: Sydney is not the wettest place on Earth. It is a coastal city in Australia with a temperate climate and moderate rainfall, not known for extremely high rainfall.
  • Option D: Moscow is not the wettest place on Earth. It is a city in Russia with a humid continental climate and receives moderate rainfall, not the highest in the world.

Mnemonic: M for Mawsynram, M for Most rain

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