"A diet of bread and water used to be emblematic of poverty. Now a global food crisis is transforming that meager meal into a luxury for much of the world.
The prices of the world’s three main grains — corn, rice and wheat — more than doubled last year. The causes include poor harvests linked to climate change, diversion of cropland to biofuels, population increases, rising meat consumption, emerging diseases and soaring fuel prices."
water is becoming a commodity also.