UPDATED: 4:50 p.m. Looking for a little weekend reading? The Food and Drug Administration has just the thing. On Friday, the agency released two proposed rules designed to boost the safety of the nation's food supply, encompassing hundreds of pages.
In Full Planet, Empty Plates: The New Geopolitics of Food Scarcity, Lester Brown says the world's food supply is tightening, and the reasons are many. People in developing countries are eating more meat, a grain-intensive food; farmers are overpumping, causing water tables to fall; and crop yields have plateaued, despite technological advances.
Cold-water fish, snow-dwelling bugs and some grasses have evolved natural antifreeze proteins to avoid turning to ice cubes. Peter Davies, a biologist at Queen's University in Ontario, discusses how these antifreeze substances work, and their applications for human problems--like keeping the ice out of ice cream.
That's right in line with economists' expectations and is another sign of steady, though modest, growth in employment. In November, employers added an estimated 161,000 jobs. The average monthly gain in 2012 was 153,000 jobs, BLS says. That's the same average as in 2011.