Commentary: This article was first published in March 2010. In view of the current water supply disruption experienced by folks residing in the Klang Valley, I think that a reminder to be mindful of water conservation and careful usage is timely. Commentaries based on more updated findings etc. are inserted in the article below and highlighted accordingly. As most of the newspaper articles cited in 2010 are no longer easily available online, luckily, I have curated the originals and shared[…]