Despite the setback, New Delhi must persevere with its efforts. To begin with, Bhutan’s objections are environmental, not political, and its government may well change its mind as time goes by. Dry runs have been conducted along the routes, and officials estimate the road links could end up circumventing circuitous shipping routes by up to 1,000 km. ……………………………………………………. Perhaps, Bhutan’s objections may even spur an overhaul of emission standards for trucks currently plying in India, Nepal and Bangladesh.