-The Hindu With the era of cheap, bountiful water having been replaced by increasing supply-and-quality constraints, many international investors are beginning to view water as the new oil There is a popular, tongue-in-cheek saying in America - attributed to the writer Mark Twain, who lived through the early phase of the California Water Wars - that "whiskey is for drinking and water is for fighting over." It highlights the consequences, even if...

The northern region of Gujarat State in western India is semi-arid and prone to droughts, receiving almost all of its rain during the monsoon season between June and September. But for the past three decades, many crop and dairy farms have remained green—even during the dry season. That's because farmers have invested in wells and pumps, using massive amounts of electricity to extract water from deep aquifers. The government has artificially propped...