Explanation: Kalbaisakhi, also known as the northeast monsoon, is a seasonal wind that brings heavy rainfall to the eastern parts of India, particularly affecting the state of West Bengal. This phenomenon is a crucial aspect of the climatic conditions in the region and has significant implications for agriculture, water management, and overall environmental conditions.
The term "Kalbaisakhi" is derived from the Bengali words "Kal" meaning "black" and "Baisakhi" referring to the month of Baisakh (April-May). This period is characterized by heavy rainfall and strong winds, which can cause significant damage to crops and infrastructure. The Kalbaisakhi is a part of the broader monsoon system that affects India, but it is particularly notable in the eastern regions due to the geographical and climatic factors that make West Bengal vulnerable to its effects.
West Bengal, located in the eastern part of India, is bordered by the Bay of Bengal to the south and the Himalayas to the north. The state's topography and location make it susceptible to the Kalbaisakhi. The heavy rainfall during this period can lead to flooding, landslides, and other natural disasters, which can have a significant impact on the local population and economy.
Understanding the Kalbaisakhi is important for several reasons. First, it helps in planning agricultural activities, as the timing and intensity of the rainfall can affect crop yields. Second, it is crucial for water management, as the heavy rainfall can lead to flooding and the need for effective drainage systems. Finally, it is important for disaster management, as the state needs to be prepared for the potential damage caused by the Kalbaisakhi.
In contrast, other states like Rajasthan, Maharashtra, and Gujarat are not significantly affected by the Kalbaisakhi. Rajasthan, being a desert region, is more influenced by the southwest monsoon, while Maharashtra and Gujarat are more affected by the Arabian Sea branch of the southwest monsoon. Therefore, West Bengal is the correct answer as it is the state that bears the brunt of the Kalbaisakhi.
In conclusion, the Kalbaisakhi is a significant climatic phenomenon that affects West Bengal, and understanding its impact is crucial for various aspects of life in the region, including agriculture, water management, and disaster preparedness.