Tehran may be forced to evacuate due to a severe water crisis, with experts warning that all taps in the city could soon run dry. Officials say that the Iranian capital is facing a Day Zero moment in ...

Tehran, a metropolis of over 15 million people, is now regularly mentioned as a city that is nearing its “Day Zero” – the moment when a city’s taps run dry. This is not unprecedented for a major city.

There is a serious and growing water crisis in Colorado and six other states, which promises to dominate headlines in the coming months. This article answers three frequently asked questions about the ...