India, Nov. 5 -- Bangladesh's accession to the UN Water Convention aims to enhance water security and cross-border cooperation, but it may strain relations with India.

The move highlights Bangladesh's water challenges, exacerbated by climate change and upstream interventions by China and India.

As Bangladesh seeks a fairer water distribution, India's negotiating power could be tested, potentially impacting regional stability.

When Bangladesh became the first country in South Asia to join the U.N.'s Water Convention earlier this year, it was presented as a win-win.

Signing up to the Convention on the Protection and Use of Transboundary Watercourses and International Lakes would help Bangladesh safeguard and manage waterways that repres...