Khulna, April 27 -- Crisis of drinking water has turned acute in Khulna city amid the extreme heat, making its residents' lives miserable.

The entire country has been reeling under severe to moderate heat wave since the first week of April and the shortage of drinking water has added to sufferings of Khuna city residents.

Not only in homes, people are also suffering at offices, business institutions, educational institutions and even government and private hospitals due to the scarcity of pure water.

Locals said shallow tubewells have become dysfunctional in most places of the city since the middle of this month and amount of water in deep tubewells has also decreased.

Water can be lifted properly only with the submersible pump in dee...