Climate of Bihar in the south China sea. The maximum frequency of the tropical cyclones in Bihar is during September–November especially during the asterism called hathiya. These cyclones are essential for the maturing of paddy, and are required for the moistening of the soil for the cultivation of rabi crops. Bihar is India's most flood-prone State, with 76% of the population in the north Bihar living under the recurring threat of flood devastation. According to some historical data, 16.5% of the total flood affected area in India is located in Bihar while 22.1% of the flood affected population in India lives in Bihar.
Transport in Bihar is a small international airport connected to Colombo, Singapore, Bangkok and more. Air Deccan , Jetlite , Indian and Jet Airways are the main [airlines] which are operating from Patna airport. In 2009, Patna airport registered a 42.8 per cent growth on aircraft movement, the highest in the country, handling 7,456 flights compared to 5,220 in 2008-09. Weekly Shared Chartered Plane Service between Patna and Kolkata via Purnea is also available at affordable rates. Transport Ministers of Bihar Transport in Bihar This article deals with the system of transport in Bihar, both public and private. Bihar is connected by National