We ought to consider how NASA's discovery of water on the moon could alter the fabric of life on earth. The implications of this find -- including the possible near-term development of a viable lunar colony -- are staggering.
Understanding the "life-cycle" of any consumable good offers a fairly accurate sense of how "green" it really is -- basically, where things come from and what happens to them when we are done with them.
Dubai may be the most environmentally unsustainable place on earth, certainly among the most conspicuously extravagant, reportedly with the world's highest per-capita rate of natural resource consumption.
Economic recovery cannot mean re-enabling the gluttony of manic consumption without pumping up "production" and getting a more balanced portfolio between what we produce at home and ship in from others.