Despite 27% below-normal rainfall, Bihar faces severe floods due to a combination of high upstream flows, erratic local rainfall, and a 'backwater effect' from the Ganga. The article critically examines the limitations of embankment-centric flood management and the urgent need for basin-wide cooperation, especially as the 1996 India-Bangladesh Ganga Water Sharing Treaty comes up for renegotiation in December.
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- ›Rainfall Deficit (June-Sept 2026): 27% below normal
- ›Rivers Above Danger Level: Ganga, Gandak, Kosi, Budhi Gandak, Punpun, Ghaghra
- ›Target this Data: 27% below-normal rainfall (June-Sept 2026) in Bihar; list of rivers: Ganga, Gandak, Kosi, Budhi Gandak, Punpun, Ghaghra.
- ›Target this Treaty: 1996 India-Bangladesh Ganga Water Sharing Treaty (expires December 2026).
- ›Target this Infrastructure: Farakka Barrage (commissioned 1975) and its impact on sediment flow.
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