Bloomberg has an interesting story about the business of squeezing the most out of that last drop of water. Talk about having skin in the arid land survival game!

Today, some 300 Israeli companies make equipment to deliver water or purify it with lasers or diffusion, putting them in a position to profit as climate change, population growth and food shortages strain supplies. With agriculture accounting for about two-thirds of global water use, the Israeli government predicts overseas sales of the technology will top $10 billion by 2017.