Psoriasis & Psoriatic Arthritis (for at least a decade now) have led me to Humira. The results have been super since I began a few years ago. Brown spots, freckle sized, have appeared in the areas where the Psoriasis was. No one has any idea from Drs to pharmacists. .
In 2006, there was 1.15 acres of arable land per person, world-wide (i.e. 7.68 billion acres / 6.68 billion people). By 2039, there may be only 0.59 acres of arable land per person, world-wide (i.e. 7.68 billion acres / 13 billion people). Source(s): http://one-simple-idea.com/Environment1....
But if we have, let's say, 10 million individal insects per acre of land, and earth's surface area of land is 36.48 billion acres, that's 364,800,000,000,000,000 insects in the world. If we estimate about a hundred million insects per acre, we're now looking at numbers in the quintillions.