Kathmandu, Sept. 17 -- Birds know no national borders. Travelling thousands of kilometres, they move across continents in search of breeding grounds, food, and warmth. If a single wetland along their arduous route dries up, becomes polluted, or falls victim to human encroachment, the consequences ripple far beyond that immediate site, impacting avian populations across another continent entirely.

Whether it is ducks gliding gracefully over water surfaces or shorebirds foraging along muddy banks, the vibrant chatter and presence of birds keep wetland ecosystems alive. Yet in recent years, these familiar sights have been quietly slipping away. Flocks that once numbered in the hundreds are dwindling at an alarming rate, and in several wetla...